AIRQ abandoned airfield en abandoned airfield S Spot Features CMPQ abandoned camp en abandoned camp S Spot Features CNLQ abandoned canal en abandoned canal H Hydrographic MFGQ abandoned factory en abandoned factory S Spot Features FRMQ abandoned farm en abandoned farm S Spot Features MNQ abandoned mine en abandoned mine S Spot Features MSSNQ abandoned mission en abandoned mission S Spot Features OILQ abandoned oil well en abandoned oil well S Spot Features PPQ abandoned police post en abandoned police post S Spot Features PPLQ abandoned populated place en abandoned populated place P Populated Place PRNQ abandoned prison en abandoned prison S Spot Features RRQ abandoned railroad en abandoned railroad R Streets/Highways/Roads RSTNQ abandoned railroad station en abandoned railroad station S Spot Features RSTPQ abandoned railroad stop en abandoned railroad stop S Spot Features STMQ abandoned watercourse en a former stream or distributary no longer carrying flowing water, but still evident due to lakes, wetland, topographic or vegetation patterns H Hydrographic WLLQ abandoned well en abandoned well H Hydrographic ADMD administrative division en an administrative division of a political entity, undifferentiated as to administrative level A Administrative Region ADMF administrative facility en a government building S Spot Features AGRC agricultural colony en a tract of land set aside for agricultural settlement L Area AGRF agricultural facility en a building and/or tract of land used for improving agriculture S Spot Features RESA agricultural reserve en a tract of land reserved for agricultural reclamation and/or development L Area SCHA agricultural school en a school with a curriculum focused on agriculture S Spot Features AIRB airbase en an area used to store supplies, provide barracks for air force personnel, hangars and runways for aircraft, and from which operations are initiated S Spot Features AIRF airfield en a place on land where aircraft land and take off; no facilities provided for the commercial handling of passengers and cargo S Spot Features AIRP airport en a place where aircraft regularly land and take off, with runways, navigational aids, and major facilities for the commercial handling of passengers and cargo S Spot Features AMTH amphitheater en an oval or circular structure with rising tiers of seats about a stage or open space S Spot Features STMA anabranch en a diverging branch flowing out of a main stream and rejoining it downstream H Hydrographic ANCH anchorage en an area where vessels may anchor H Hydrographic RDA ancient road en the remains of a road used by ancient cultures R Streets/Highways/Roads ANS ancient site en a place where archeological remains, old structures, or cultural artifacts are located S Spot Features WALLA ancient wall en the remains of a linear defensive stone structure S Spot Features BLDA apartment building en a building containing several individual apartments S Spot Features AQC aquaculture facility en facility or area for the cultivation of aquatic animals and plants, especially fish, shellfish, and seaweed, in natural or controlled marine or freshwater environments; underwater agriculture S Spot Features CNLA aqueduct en a conduit used to carry water H Hydrographic ARCH arch en a natural or man-made structure in the form of an arch S Spot Features LAND Arctic land en a tract of land in the Arctic L Area AREA area en a tract of land without homogeneous character or boundaries L Area ISLF artificial island en an island created by landfill or diking and filling in a wetland, bay, or lagoon T Hypsographic RNGA artillery range en a tract of land used for artillery firing practice L Area ASPH asphalt lake en a small basin containing naturally occurring asphalt T Hypsographic ASTR astronomical station en a point on the earth whose position has been determined by observations of celestial bodies S Spot Features ASYL asylum en a facility where the insane are cared for and protected S Spot Features ATHF athletic field en a tract of land used for playing team sports, and athletic track and field events S Spot Features ATOL atoll(s) en a ring-shaped coral reef which has closely spaced islands on it encircling a lagoon T Hypsographic CTRA atomic center en a facility where atomic research is carried out S Spot Features BDLD badlands en an area characterized by a maze of very closely spaced, deep, narrow, steep-sided ravines, and sharp crests and pinnacles T Hypsographic BSTN baling station en a facility for baling agricultural products S Spot Features ESTB banana plantation en an estate that specializes in the growing of bananas S Spot Features BAN bank en an establishment for the custody, loan, exchange or issue of money, for the extension of credit, and for facilitating the transmission of funds S Spot Features BNK bank(s) en an elevation, typically located on a shelf, over which the depth of water is relatively shallow but sufficient for most surface navigation H Hydrographic BAR bar en a shallow ridge or mound of coarse unconsolidated material in a stream channel, at the mouth of a stream, estuary, or lagoon and in the wave-break zone along coasts T Hypsographic BRKS barracks en a building for lodging military personnel S Spot Features BTL battlefield en a site of a land battle of historical importance L Area BAY bay en a coastal indentation between two capes or headlands, larger than a cove but smaller than a gulf H Hydrographic BAYS bays en coastal indentations between two capes or headlands, larger than a cove but smaller than a gulf H Hydrographic BCH beach en a shore zone of coarse unconsolidated sediment that extends from the low-water line to the highest reach of storm waves T Hypsographic RDGB beach ridge en a ridge of sand just inland and parallel to the beach, usually in series T Hypsographic BCHS beaches en a shore zone of coarse unconsolidated sediment that extends from the low-water line to the highest reach of storm waves T Hypsographic BCN beacon en a fixed artificial navigation mark S Spot Features BNCH bench en a long, narrow bedrock platform bounded by steeper slopes above and below, usually overlooking a waterbody T Hypsographic BGHT bight(s) en an open body of water forming a slight recession in a coastline H Hydrographic BLHL blowhole(s) en a hole in coastal rock through which sea water is forced by a rising tide or waves and spurted through an outlet into the air T Hypsographic BLOW blowout(s) en a small depression in sandy terrain, caused by wind erosion T Hypsographic BTYD boatyard en a waterside facility for servicing, repairing, and building small vessels S Spot Features BOG bog(s) en a wetland characterized by peat forming sphagnum moss, sedge, and other acid-water plants H Hydrographic PSTB border post en a post or station at an international boundary for the regulation of movement of people and goods S Spot Features BLDR boulder field en a high altitude or high latitude bare, flat area covered with large angular rocks T Hypsographic BP boundary marker en a fixture marking a point along a boundary S Spot Features BRKW breakwater en a structure erected to break the force of waves at the entrance to a harbor or port S Spot Features MFGB brewery en one or more buildings where beer is brewed S Spot Features BDG bridge en a structure erected across an obstacle such as a stream, road, etc., in order to carry roads, railroads, and pedestrians across S Spot Features ZNB buffer zone en a zone recognized as a buffer between two nations in which military presence is minimal or absent A Administrative Region BLDG building(s) en a structure built for permanent use, as a house, factory, etc. S Spot Features BUR burial cave(s) en a cave used for human burials S Spot Features BUSH bush(es) en a small clump of conspicuous bushes in an otherwise bare area V Vegetation CTRB business center en a place where a number of businesses are located L Area BUTE butte(s) en a small, isolated, usually flat-topped hill with steep sides T Hypsographic CARN cairn en a heap of stones erected as a landmark or for other purposes S Spot Features CLDA caldera en a depression measuring kilometers across formed by the collapse of a volcanic mountain T Hypsographic CMP camp(s) en a site occupied by tents, huts, or other shelters for temporary use S Spot Features CNL canal en an artificial watercourse H Hydrographic CNLB canal bend en a conspicuously curved or bent section of a canal H Hydrographic TNLC canal tunnel en a tunnel through which a canal passes H Hydrographic STMC canalized stream en a stream that has been substantially ditched, diked, or straightened H Hydrographic MFGC cannery en a building where food items are canned S Spot Features CNYN canyon en a deep, narrow valley with steep sides cutting into a plateau or mountainous area T Hypsographic CAPE cape en a land area, more prominent than a point, projecting into the sea and marking a notable change in coastal direction T Hypsographic PPLC capital of a political entity en capital of a political entity P Populated Place RTE caravan route en the route taken by caravans R Streets/Highways/Roads CSNO casino en a building used for entertainment, especially gambling S Spot Features CSTL castle en a large fortified building or set of buildings S Spot Features TNKD cattle dipping tank en a small artificial pond used for immersing cattle in chemically treated water for disease control S Spot Features CSWY causeway en a raised roadway across wet ground or shallow water R Streets/Highways/Roads CAVE cave(s) en an underground passageway or chamber, or cavity on the side of a cliff S Spot Features CMTY cemetery en a burial place or ground S Spot Features CHN channel en the deepest part of a stream, bay, lagoon, or strait, through which the main current flows H Hydrographic MNCR chrome mine(s) en a mine where chrome ore is extracted S Spot Features CH church en a building for public Christian worship S Spot Features CRQ cirque en a bowl-like hollow partially surrounded by cliffs or steep slopes at the head of a glaciated valley T Hypsographic CRQS cirques en bowl-like hollows partially surrounded by cliffs or steep slopes at the head of a glaciated valley T Hypsographic CLG clearing en an area in a forest with trees removed L Area CFT cleft(s) en a deep narrow slot, notch, or groove in a coastal cliff T Hypsographic CLF cliff(s) en a high, steep to perpendicular slope overlooking a waterbody or lower area T Hypsographic HSPC clinic en a medical facility associated with a hospital for outpatients S Spot Features MNC coal mine(s) en a mine where coal is extracted S Spot Features COLF coalfield en a region in which coal deposits of possible economic value occur L Area CST coast en a zone of variable width straddling the shoreline L Area STNC coast guard station en a facility from which the coast is guarded by armed vessels S Spot Features GRVC coconut grove en a planting of coconut trees V Vegetation SCHC college en the grounds and buildings of an institution of higher learning S Spot Features CMN common en a park or pasture for community use L Area COMC communication center en a facility, including buildings, antennae, towers and electronic equipment for receiving and transmitting information S Spot Features CTRCM community center en a facility for community recreation and other activities S Spot Features CNS concession area en a lease of land by a government for economic development, e.g., mining, forestry L Area CONE cone(s) en a conical landform composed of mud or volcanic material T Hypsographic CNFL confluence en a place where two or more streams or intermittent streams flow together H Hydrographic CRSU continental rise en a gentle slope rising from oceanic depths towards the foot of a continental slope U Undersea CVNT convent en a building where a community of nuns lives in seclusion S Spot Features MNCU copper mine(s) en a mine where copper ore is extracted S Spot Features MFGCU copper works en a facility for processing copper ore S Spot Features RFC coral reef(s) en a surface-navigation hazard composed of coral H Hydrographic CRRL corral(s) en a pen or enclosure for confining or capturing animals S Spot Features CRDR corridor en a strip or area of land having significance as an access way T Hypsographic ESTC cotton plantation en an estate specializing in the cultivation of cotton S Spot Features HSEC country house en a large house, mansion, or chateau, on a large estate S Spot Features CTHSE courthouse en a building in which courts of law are held S Spot Features COVE cove(s) en a small coastal indentation, smaller than a bay H Hydrographic LKC crater lake en a lake in a crater or caldera H Hydrographic LKSC crater lakes en lakes in a crater or caldera H Hydrographic CRTR crater(s) en a generally circular saucer or bowl-shaped depression caused by volcanic or meteorite explosive action T Hypsographic CUET cuesta(s) en an asymmetric ridge formed on tilted strata T Hypsographic CULT cultivated area en an area under cultivation V Vegetation CRNT current en a horizontal flow of water in a given direction with uniform velocity H Hydrographic CSTM customs house en a building in a port where customs and duties are paid, and where vessels are entered and cleared S Spot Features PSTC customs post en a building at an international boundary where customs and duties are paid on goods S Spot Features CUTF cutoff en a channel formed as a result of a stream cutting through a meander neck H Hydrographic DARY dairy en a facility for the processing, sale and distribution of milk or milk products S Spot Features DAM dam en a barrier constructed across a stream to impound water S Spot Features DEPU deep en a localized deep area within the confines of a larger feature, such as a trough, basin or trench U Undersea DLTA delta en a flat plain formed by alluvial deposits at the mouth of a stream T Hypsographic PCLD dependent political entity en dependent political entity A Administrative Region DPR depression(s) en a low area surrounded by higher land and usually characterized by interior drainage T Hypsographic DSRT desert en a large area with little or no vegetation due to extreme environmental conditions T Hypsographic PPLW destroyed populated place en a village, town or city destroyed by a natural disaster, or by war P Populated Place MNDT diatomite mine(s) en a place where diatomaceous earth is extracted S Spot Features DIKE dike en an earth or stone embankment usually constructed for flood or stream control S Spot Features DIP diplomatic facility en office, residence, or facility of a foreign government, which may include an embassy, consulate, chancery, office of charge d’affaires, or other diplomatic, economic, military, or cultural mission S Spot Features HSPD dispensary en a building where medical or dental aid is dispensed S Spot Features STMD distributary(-ies) en a branch which flows away from the main stream, as in a delta or irrigation canal H Hydrographic DTCH ditch en a small artificial watercourse dug for draining or irrigating the land H Hydrographic DTCHM ditch mouth(s) en an area where a drainage ditch enters a lagoon, lake or bay H Hydrographic DVD divide en a line separating adjacent drainage basins T Hypsographic DCK dock(s) en a waterway between two piers, or cut into the land for the berthing of ships H Hydrographic DCKB docking basin en a part of a harbor where ships dock H Hydrographic DCKY dockyard en a facility for servicing, building, or repairing ships S Spot Features BSND drainage basin en an area drained by a stream L Area CNLD drainage canal en an artificial waterway carrying water away from a wetland or from drainage ditches H Hydrographic DTCHD drainage ditch en a ditch which serves to drain the land H Hydrographic DCKD dry dock en a dock providing support for a vessel, and means for removing the water so that the bottom of the vessel can be exposed S Spot Features SBED dry stream bed en a channel formerly containing the water of a stream T Hypsographic DUNE dune(s) en a wave form, ridge or star shape feature composed of sand T Hypsographic RGNE economic region en a region of a country established for economic development or for statistical purposes L Area SCRP escarpment en a long line of cliffs or steep slopes separating level surfaces above and below T Hypsographic EST estate(s) en a large commercialized agricultural landholding with associated buildings and other facilities S Spot Features ESTY estuary en a funnel-shaped stream mouth or embayment where fresh water mixes with sea water under tidal influences H Hydrographic STNE experiment station en a facility for carrying out experiments S Spot Features FCL facility en a building or buildings housing a center, institute, foundation, hospital, prison, mission, courthouse, etc. S Spot Features CTRF facility center en a place where more than one facility is situated S Spot Features MFG factory en one or more buildings where goods are manufactured, processed or fabricated S Spot Features FAN fan(s) en a fan-shaped wedge of coarse alluvium with apex merging with a mountain stream bed and the fan spreading out at a low angle slope onto an adjacent plain T Hypsographic FRM farm en a tract of land with associated buildings devoted to agriculture S Spot Features PPLF farm village en a populated place where the population is largely engaged in agricultural activities P Populated Place FRMS farms en tracts of land with associated buildings devoted to agriculture S Spot Features FRMT farmstead en the buildings and adjacent service areas of a farm S Spot Features FY ferry en a boat or other floating conveyance and terminal facilities regularly used to transport people and vehicles across a waterbody S Spot Features FYT ferry terminal en a place where ferries pick-up and discharge passengers, vehicles and or cargo S Spot Features FLD field(s) en an open as opposed to wooded area L Area FIRE fire station en building housing firefighters and/or fire fighting equipment S Spot Features ADM1 first-order administrative division en a primary administrative division of a country, such as a state in the United States A Administrative Region FISH fishing area en a fishing ground, bank or area where fishermen go to catch fish H Hydrographic PNDSF fishponds en ponds or enclosures in which fish are kept or raised H Hydrographic FSR fissure en a crack associated with volcanism T Hypsographic FJD fjord en a long, narrow, steep-walled, deep-water arm of the sea at high latitudes, usually along mountainous coasts H Hydrographic FJDS fjords en long, narrow, steep-walled, deep-water arms of the sea at high latitudes, usually along mountainous coasts H Hydrographic FORD ford en a shallow part of a stream which can be crossed on foot or by land vehicle T Hypsographic RESF forest reserve en a forested area set aside for preservation or controlled use L Area STNF forest station en a collection of buildings and facilities for carrying out forest management S Spot Features FRST forest(s) en an area dominated by tree vegetation V Vegetation INLTQ former inlet en an inlet which has been filled in, or blocked by deposits H Hydrographic MLSGQ former sugar mill en a sugar mill no longer used as a sugar mill S Spot Features FT fort en a defensive structure or earthworks S Spot Features FRSTF fossilized forest en a forest fossilized by geologic processes and now exposed at the earth's surface V Vegetation FNDY foundry en a building or works where metal casting is carried out S Spot Features ADM4 fourth-order administrative division en a subdivision of a third-order administrative division A Administrative Region ZNF free trade zone en an area, usually a section of a port, where goods may be received and shipped free of customs duty and of most customs regulations S Spot Features PCLF freely associated state en freely associated state A Administrative Region DPOF fuel depot en an area where fuel is stored S Spot Features GAP gap en a low place in a ridge, not used for transportation T Hypsographic GDN garden(s) en an enclosure for displaying selected plant or animal life S Spot Features GOSP gas-oil separator plant en a facility for separating gas from oil S Spot Features GASF gasfield en an area containing a subterranean store of natural gas of economic value L Area GATE gate en a controlled access entrance or exit S Spot Features GYSR geyser en a type of hot spring with intermittent eruptions of jets of hot water and steam H Hydrographic GHAT ghāt en a set of steps leading to a river, which are of religious significance, and at their base is usually a platform for bathing S Spot Features GLCR glacier(s) en a mass of ice, usually at high latitudes or high elevations, with sufficient thickness to flow away from the source area in lobes, tongues, or masses H Hydrographic MNAU gold mine(s) en a mine where gold ore, or alluvial gold is extracted S Spot Features RECG golf course en a recreation field where golf is played S Spot Features GRGE gorge(s) en a short, narrow, steep-sided section of a stream valley T Hypsographic GRSLD grassland en an area dominated by grass vegetation V Vegetation GRVE grave en a burial site S Spot Features GVL gravel area en an area covered with gravel L Area GRAZ grazing area en an area of grasses and shrubs used for grazing L Area GHSE guest house en a house used to provide lodging for paying guests S Spot Features GULF gulf en a large recess in the coastline, larger than a bay H Hydrographic HLT halting place en a place where caravans stop for rest S Spot Features HMCK hammock(s) en a patch of ground, distinct from and slightly above the surrounding plain or wetland. Often occurs in groups T Hypsographic AIRG hangar en a covered and usually enclosed area for housing and repairing aircraft S Spot Features VALG hanging valley en a valley the floor of which is notably higher than the valley or shore to which it leads; most common in areas that have been glaciated T Hypsographic HBR harbor(s) en a haven or space of deep water so sheltered by the adjacent land as to afford a safe anchorage for ships H Hydrographic HDLD headland en a high projection of land extending into a large body of water beyond the line of the coast T Hypsographic STMH headwaters en the source and upper part of a stream, including the upper drainage basin H Hydrographic HTH heath en an upland moor or sandy area dominated by low shrubby vegetation including heather V Vegetation AIRH heliport en a place where helicopters land and take off S Spot Features HERM hermitage en a secluded residence, usually for religious sects S Spot Features HLL hill en a rounded elevation of limited extent rising above the surrounding land with local relief of less than 300m T Hypsographic HLLS hills en rounded elevations of limited extent rising above the surrounding land with local relief of less than 300m T Hypsographic ADMDH historical administrative division en a former administrative division of a political entity, undifferentiated as to administrative level A Administrative Region ADM1H historical first-order administrative division en a former first-order administrative division A Administrative Region ADM4H historical fourth-order administrative division en a former fourth-order administrative division A Administrative Region PCLH historical political entity en a former political entity A Administrative Region PPLH historical populated place en a populated place that no longer exists P Populated Place RRH historical railroad en a former permanent twin steel-rail track on which freight and passenger cars move long distances R Streets/Highways/Roads RSTNH historical railroad station en a former facility comprising ticket office, platforms, etc. for loading and unloading train passengers and freight S Spot Features RGNH historical region en a former area distinguished by one or more observable physical or cultural characteristics L Area ADM2H historical second-order administrative division en a former second-order administrative division A Administrative Region HSTS historical site en a place of historical importance S Spot Features ADM3H historical third-order administrative division en a former third-order administrative division A Administrative Region UFHU historical undersea feature en an undersea feature whose existence has been subsequently disproved U Undersea HMSD homestead en a residence, owner's or manager's, on a sheep or cattle station, woolshed, outcamp, or Aboriginal outstation, specific to Australia and New Zealand S Spot Features HSP hospital en a building in which sick or injured, especially those confined to bed, are medically treated S Spot Features SPNT hot spring(s) en a place where hot ground water flows naturally out of the ground H Hydrographic HTL hotel en a building providing lodging and/or meals for the public S Spot Features HSE house(s) en a building used as a human habitation S Spot Features DEVH housing development en a tract of land on which many houses of similar design are built according to a development plan L Area RESH hunting reserve en a tract of land used primarily for hunting L Area HUT hut en a small primitive house S Spot Features HUTS huts en small primitive houses S Spot Features PSH hydroelectric power station en a building where electricity is generated from water power S Spot Features CAPG icecap en a dome-shaped mass of glacial ice covering an area of mountain summits or other high lands; smaller than an ice sheet H Hydrographic DPRG icecap depression en a comparatively depressed area on an icecap H Hydrographic DOMG icecap dome en a comparatively elevated area on an icecap H Hydrographic RDGG icecap ridge en a linear elevation on an icecap H Hydrographic PCLI independent political entity en independent political entity A Administrative Region INDS industrial area en an area characterized by industrial activity L Area INLT inlet en a narrow waterway extending into the land, or connecting a bay or lagoon with a larger body of water H Hydrographic STNI inspection station en a station at which vehicles, goods, and people are inspected S Spot Features TRGD interdune trough(s) en a long wind-swept trough between parallel longitudinal dunes T Hypsographic INTF interfluve en a relatively undissected upland between adjacent stream valleys T Hypsographic LKI intermittent lake en intermittent lake H Hydrographic LKSI intermittent lakes en intermittent lakes H Hydrographic LKOI intermittent oxbow lake en intermittent oxbow lake H Hydrographic PNDI intermittent pond en intermittent pond H Hydrographic PNDSI intermittent ponds en intermittent ponds H Hydrographic POOLI intermittent pool en intermittent pool H Hydrographic RSVI intermittent reservoir en intermittent reservoir H Hydrographic LKNI intermittent salt lake en intermittent salt lake H Hydrographic LKSNI intermittent salt lakes en intermittent salt lakes H Hydrographic PNDNI intermittent salt pond(s) en intermittent salt pond(s) H Hydrographic STMI intermittent stream en intermittent stream H Hydrographic WTLDI intermittent wetland en intermittent wetland H Hydrographic RDIN intersection en a junction of two or more highways by a system of separate levels that permit traffic to pass from one to another without the crossing of traffic streams S Spot Features MNFE iron mine(s) en a mine where iron ore is extracted S Spot Features FLDI irrigated field(s) en a tract of level or terraced land which is irrigated L Area CNLI irrigation canal en a canal which serves as a main conduit for irrigation water H Hydrographic DTCHI irrigation ditch en a ditch which serves to distribute irrigation water H Hydrographic SYSI irrigation system en a network of ditches and one or more of the following elements: water supply, reservoir, canal, pump, well, drain, etc. H Hydrographic ISL island en a tract of land, smaller than a continent, surrounded by water at high water T Hypsographic ISLS islands en tracts of land, smaller than a continent, surrounded by water at high water T Hypsographic STLMT Israeli settlement en Israeli settlement P Populated Place ISTH isthmus en a narrow strip of land connecting two larger land masses and bordered by water T Hypsographic JTY jetty en a structure built out into the water at a river mouth or harbor entrance to regulate currents and silting S Spot Features KRST karst area en a distinctive landscape developed on soluble rock such as limestone characterized by sinkholes, caves, disappearing streams, and underground drainage T Hypsographic CMPLA labor camp en a camp used by migrant or temporary laborers S Spot Features LGN lagoon en a shallow coastal waterbody, completely or partly separated from a larger body of water by a barrier island, coral reef or other depositional feature H Hydrographic LGNS lagoons en shallow coastal waterbodies, completely or partly separated from a larger body of water by a barrier island, coral reef or other depositional feature H Hydrographic LK lake en a large inland body of standing water H Hydrographic LBED lake bed(s) en a dried up or drained area of a former lake H Hydrographic CHNL lake channel(s) en that part of a lake having water deep enough for navigation between islands, shoals, etc. H Hydrographic RGNL lake region en a tract of land distinguished by numerous lakes L Area LKS lakes en large inland bodies of standing water H Hydrographic ISLT land-tied island en a coastal island connected to the mainland by barrier beaches, levees or dikes T Hypsographic LNDF landfill en a place for trash and garbage disposal in which the waste is buried between layers of earth to build up low-lying land S Spot Features LDNG landing en a place where boats receive or discharge passengers and freight, but lacking most port facilities S Spot Features LAVA lava area en an area of solidified lava T Hypsographic MNPB lead mine(s) en a mine where lead ore is extracted S Spot Features LTER leased area en a tract of land leased by the United Kingdom from the People's Republic of China to form part of Hong Kong A Administrative Region LEPC leper colony en a settled area inhabited by lepers in relative isolation S Spot Features HSPL leprosarium en an asylum or hospital for lepers S Spot Features LEV levee en a natural low embankment bordering a distributary or meandering stream; often built up artificially to control floods T Hypsographic LTHSE lighthouse en a distinctive structure exhibiting a major navigation light S Spot Features MFGLM limekiln en a furnace in which limestone is reduced to lime S Spot Features GOVL local government office en a facility housing local governmental offices, usually a city, town, or village hall S Spot Features LCTY locality en a minor area or place of unspecified or mixed character and indefinite boundaries L Area LOCK lock(s) en a basin in a waterway with gates at each end by means of which vessels are passed from one water level to another S Spot Features CMPL logging camp en a camp used by loggers S Spot Features STMSB lost river en a surface stream that disappears into an underground channel, or dries up in an arid area H Hydrographic MVA maneuver area en a tract of land where military field exercises are carried out L Area ISLM mangrove island en a mangrove swamp surrounded by a waterbody T Hypsographic MGV mangrove swamp en a tropical tidal mud flat characterized by mangrove vegetation H Hydrographic MAR marina en a harbor facility for small boats, yachts, etc. S Spot Features CHNM marine channel en that part of a body of water deep enough for navigation through an area otherwise not suitable H Hydrographic SCHN maritime school en a school at which maritime sciences form the core of the curriculum S Spot Features MKT market en a place where goods are bought and sold at regular intervals S Spot Features MRSH marsh(es) en a wetland dominated by grass-like vegetation H Hydrographic MDW meadow en a small, poorly drained area dominated by grassy vegetation V Vegetation NKM meander neck en a narrow strip of land between the two limbs of a meander loop at its narrowest point T Hypsographic CTRM medical center en a complex of health care buildings including two or more of the following: hospital, medical school, clinic, pharmacy, doctor's offices, etc. S Spot Features MESA mesa(s) en a flat-topped, isolated elevation with steep slopes on all sides, less extensive than a plateau T Hypsographic STNM meteorological station en a station at which weather elements are recorded S Spot Features MILB military base en a place used by an army or other armed service for storing arms and supplies, and for accommodating and training troops, a base from which operations can be initiated L Area INSM military installation en a facility for use of and control by armed forces S Spot Features SCHM military school en a school at which military science forms the core of the curriculum S Spot Features ML mill(s) en a building housing machines for transforming, shaping, finishing, grinding, or extracting products S Spot Features MN mine(s) en a site where mineral ores are extracted from the ground by excavating surface pits and subterranean passages S Spot Features MNA mining area en an area of mine sites where minerals and ores are extracted L Area CMPMN mining camp en a camp used by miners S Spot Features MSSN mission en a place characterized by dwellings, school, church, hospital and other facilities operated by a religious group for the purpose of providing charitable services and to propagate religion S Spot Features MOLE mole en a massive structure of masonry or large stones serving as a pier or breakwater S Spot Features MSTY monastery en a building and grounds where a community of monks lives in seclusion S Spot Features MNMT monument en a commemorative structure or statue S Spot Features MOOR moor(s) en an area of open ground overlaid with wet peaty soils H Hydrographic MRN moraine en a mound, ridge, or other accumulation of glacial till T Hypsographic MSQE mosque en a building for public Islamic worship S Spot Features MND mound(s) en a low, isolated, rounded hill T Hypsographic MT mountain en an elevation standing high above the surrounding area with small summit area, steep slopes and local relief of 300m or more T Hypsographic MTS mountains en a mountain range or a group of mountains or high ridges T Hypsographic FLTM mud flat(s) en a relatively level area of mud either between high and low tide lines, or subject to flooding H Hydrographic MFGM munitions plant en a factory where ammunition is made S Spot Features MUS museum en a building where objects of permanent interest in one or more of the arts and sciences are preserved and exhibited S Spot Features NRWS narrows en a navigable narrow part of a bay, strait, river, etc. H Hydrographic TNLN natural tunnel en a cave that is open at both ends R Streets/Highways/Roads RESN nature reserve en an area reserved for the maintenance of a natural habitat L Area NVB naval base en an area used to store supplies, provide barracks for troops and naval personnel, a port for naval vessels, and from which operations are initiated L Area CNLN navigation canal(s) en a watercourse constructed for navigation of vessels H Hydrographic CHNN navigation channel en a buoyed channel of sufficient depth for the safe navigation of vessels H Hydrographic MNNI nickel mine(s) en a mine where nickel ore is extracted S Spot Features NOV novitiate en a religious house or school where novices are trained S Spot Features PSN nuclear power station en nuclear power station S Spot Features NTK nunatak en a rock or mountain peak protruding through glacial ice T Hypsographic NTKS nunataks en rocks or mountain peaks protruding through glacial ice T Hypsographic NSY nursery(-ies) en a place where plants are propagated for transplanting or grafting S Spot Features OAS oasis(-es) en an area in a desert made productive by the availability of water L Area OBPT observation point en a wildlife or scenic observation point S Spot Features OBS observatory en a facility equipped for observation of atmospheric or space phenomena S Spot Features OCN ocean en one of the major divisions of the vast expanse of salt water covering part of the earth H Hydrographic BLDO office building en commercial building where business and/or services are conducted S Spot Features CMPO oil camp en a camp used by oilfield workers S Spot Features ESTO oil palm plantation en an estate specializing in the cultivation of oil palm trees S Spot Features OILP oil pipeline en a pipeline used for transporting oil R Streets/Highways/Roads OILJ oil pipeline junction en a section of an oil pipeline where two or more pipes join together S Spot Features TRMO oil pipeline terminal en a tank farm or loading facility at the end of an oil pipeline S Spot Features PMPO oil pumping station en a facility for pumping oil through a pipeline S Spot Features OILR oil refinery en a facility for converting crude oil into refined petroleum products S Spot Features OILW oil well en a well from which oil may be pumped S Spot Features OILF oilfield en an area containing a subterranean store of petroleum of economic value L Area GRVO olive grove en a planting of olive trees V Vegetation MLO olive oil mill en a mill where oil is extracted from olives S Spot Features OCH orchard(s) en a planting of fruit or nut trees V Vegetation MLM ore treatment plant en a facility for improving the metal content of ore by concentration S Spot Features OVF overfalls en an area of breaking waves caused by the meeting of currents or by waves moving against the current H Hydrographic LKO oxbow lake en a crescent-shaped lake commonly found adjacent to meandering streams H Hydrographic PGDA pagoda en a tower-like storied structure, usually a Buddhist shrine S Spot Features PAL palace en a large stately house, often a royal or presidential residence S Spot Features GRVP palm grove en a planting of palm trees V Vegetation RESP palm tree reserve en an area of palm trees where use is controlled L Area PAN pan en a near-level shallow, natural depression or basin, usually containing an intermittent lake, pond, or pool T Hypsographic PANS pans en a near-level shallow, natural depression or basin, usually containing an intermittent lake, pond, or pool T Hypsographic PRSH parish en an ecclesiastical district A Administrative Region PRK park en an area, often of forested land, maintained as a place of beauty, or for recreation L Area PRKGT park gate en a controlled access to a park S Spot Features PRKHQ park headquarters en a park administrative facility S Spot Features GARG parking garage en a building or underground facility used exclusively for parking vehicles S Spot Features PKLT parking lot en an area used for parking vehicles S Spot Features PASS pass en a break in a mountain range or other high obstruction, used for transportation from one side to the other [See also gap] T Hypsographic PSTP patrol post en a post from which patrols are sent out S Spot Features PK peak en a pointed elevation atop a mountain, ridge, or other hypsographic feature T Hypsographic PKS peaks en pointed elevations atop a mountain, ridge, or other hypsographic features T Hypsographic PEAT peat cutting area en an area where peat is harvested L Area PEN peninsula en an elongate area of land projecting into a body of water and nearly surrounded by water T Hypsographic BSNP petroleum basin en an area underlain by an oil-rich structural basin L Area MFGPH phosphate works en a facility for producing fertilizer S Spot Features PIER pier en a structure built out into navigable water on piles providing berthing for ships and recreation S Spot Features GRVPN pine grove en a planting of pine trees V Vegetation MNPL placer mine(s) en a place where heavy metals are concentrated and running water is used to extract them from unconsolidated sediments S Spot Features PLN plain(s) en an extensive area of comparatively level to gently undulating land, lacking surface irregularities, and usually adjacent to a higher area T Hypsographic PLAT plateau en an elevated plain with steep slopes on one or more sides, and often with incised streams T Hypsographic PT point en a tapering piece of land projecting into a body of water, less prominent than a cape T Hypsographic PTS points en tapering pieces of land projecting into a body of water, less prominent than a cape T Hypsographic PLDR polder en an area reclaimed from the sea by diking and draining T Hypsographic PP police post en a building in which police are stationed S Spot Features PCL political entity en political entity A Administrative Region PND pond en a small standing waterbody H Hydrographic PNDS ponds en small standing waterbodies H Hydrographic POOL pool(s) en a small and comparatively still, deep part of a larger body of water such as a stream or harbor; or a small body of standing water H Hydrographic PPLL populated locality en an area similar to a locality but with a small group of dwellings or other buildings P Populated Place PPL populated place en a city, town, village, or other agglomeration of buildings where people live and work P Populated Place PPLS populated places en cities, towns, villages, or other agglomerations of buildings where people live and work P Populated Place PRT port en a place provided with terminal and transfer facilities for loading and discharging waterborne cargo or passengers, usually located in a harbor L Area PTGE portage en a place where boats, goods, etc., are carried overland between navigable waters R Streets/Highways/Roads PO post office en a public building in which mail is received, sorted and distributed S Spot Features PS power station en a facility for generating electric power S Spot Features PRN prison en a facility for confining prisoners S Spot Features PRMN promenade en a place for public walking, usually along a beach front R Streets/Highways/Roads PROM promontory(-ies) en a bluff or prominent hill overlooking or projecting into a lowland T Hypsographic PYR pyramid en an ancient massive structure of square ground plan with four triangular faces meeting at a point and used for enclosing tombs S Spot Features PYRS pyramids en ancient massive structures of square ground plan with four triangular faces meeting at a point and used for enclosing tombs S Spot Features MNQR quarry(-ies) en a surface mine where building stone or gravel and sand, etc. are extracted S Spot Features QUAY quay en a structure of solid construction along a shore or bank which provides berthing for ships and which generally provides cargo handling facilities S Spot Features QCKS quicksand en an area where loose sand with water moving through it may become unstable when heavy objects are placed at the surface, causing them to sink L Area RECR racetrack en a track where races are held S Spot Features OBSR radio observatory en a facility equipped with an array of antennae for receiving radio waves from space S Spot Features STNR radio station en a facility for producing and transmitting information by radio waves S Spot Features RR railroad en a permanent twin steel-rail track on which freight and passenger cars move long distances R Streets/Highways/Roads RJCT railroad junction en a place where two or more railroad tracks join R Streets/Highways/Roads RSD railroad siding en a short track parallel to and joining the main track S Spot Features RSGNL railroad signal en a signal at the entrance of a particular section of track governing the movement of trains S Spot Features RSTN railroad station en a facility comprising ticket office, platforms, etc. for loading and unloading train passengers and freight S Spot Features RSTP railroad stop en a place lacking station facilities where trains stop to pick up and unload passengers and freight S Spot Features TNLRR railroad tunnel en a tunnel through which a railroad passes R Streets/Highways/Roads RYD railroad yard en a system of tracks used for the making up of trains, and switching and storing freight cars R Streets/Highways/Roads RNCH ranch(es) en a large farm specializing in extensive grazing of livestock S Spot Features RPDS rapids en a turbulent section of a stream associated with a steep, irregular stream bed H Hydrographic RVN ravine(s) en a small, narrow, deep, steep-sided stream channel, smaller than a gorge H Hydrographic RCH reach en a straight section of a navigable stream or channel between two bends H Hydrographic RF reef(s) en a surface-navigation hazard composed of consolidated material H Hydrographic PRNJ reformatory en a facility for confining, training, and reforming young law offenders S Spot Features CMPRF refugee camp en a camp used by refugees S Spot Features RGN region en an area distinguished by one or more observable physical or cultural characteristics L Area CTRR religious center en a facility where more than one religious activity is carried out, e.g., retreat, school, monastery, worship S Spot Features PPLR religious populated place en a populated place whose population is largely engaged in religious occupations P Populated Place RLG religious site en an ancient site of significant religious importance S Spot Features ITTR research institute en a facility where research is carried out S Spot Features RESV reservation en a tract of land set aside for aboriginal, tribal, or native populations L Area RES reserve en a tract of public land reserved for future use or restricted as to use L Area RSV reservoir(s) en an artificial pond or lake H Hydrographic RSRT resort en a specialized facility for vacation, health, or participation sports activities S Spot Features RHSE resthouse en a structure maintained for the rest and shelter of travelers S Spot Features RLGR retreat en a place of temporary seclusion, especially for religious groups S Spot Features RDGE ridge(s) en a long narrow elevation with steep sides, and a more or less continuous crest T Hypsographic RD road en an open way with improved surface for transportation of animals, people and vehicles R Streets/Highways/Roads RDB road bend en a conspicuously curved or bent section of a road R Streets/Highways/Roads RDCUT road cut en an excavation cut through a hill or ridge for a road R Streets/Highways/Roads RDJCT road junction en a place where two or more roads join R Streets/Highways/Roads TNLRD road tunnel en a tunnel through which a road passes R Streets/Highways/Roads RDST roadstead en an open anchorage affording less protection than a harbor H Hydrographic RK rock en a conspicuous, isolated rocky mass T Hypsographic HMDA rock desert en a relatively sand-free, high bedrock plateau in a hot desert, with or without a gravel veneer T Hypsographic RKFL rockfall en an irregular mass of fallen rock at the base of a cliff or steep slope T Hypsographic RKS rocks en conspicuous, isolated rocky masses T Hypsographic RKRY rookery en a breeding place of a colony of birds or seals S Spot Features ESTR rubber plantation en an estate which specializes in growing and tapping rubber trees S Spot Features RUIN ruin(s) en a destroyed or decayed structure which is no longer functional S Spot Features BDGQ ruined bridge en a destroyed or decayed bridge which is no longer functional S Spot Features DAMQ ruined dam en a destroyed or decayed dam which is no longer functional S Spot Features SBKH sabkha(s) en a salt flat or salt encrusted plain subject to periodic inundation from flooding or high tides H Hydrographic SDL saddle en a broad, open pass crossing a ridge or between hills or mountains T Hypsographic SALT salt area en a shallow basin or flat where salt accumulates after periodic inundation L Area MFGN salt evaporation ponds en diked salt ponds used in the production of solar evaporated salt H Hydrographic LKN salt lake en an inland body of salt water with no outlet H Hydrographic LKSN salt lakes en inland bodies of salt water with no outlet H Hydrographic MRSHN salt marsh en a flat area, subject to periodic salt water inundation, dominated by grassy salt-tolerant plants H Hydrographic MNN salt mine(s) en a mine from which salt is extracted S Spot Features PNDN salt pond en a small standing body of salt water often in a marsh or swamp, usually along a seacoast H Hydrographic PNDSN salt ponds en small standing bodies of salt water often in a marsh or swamp, usually along a seacoast H Hydrographic SNTR sanatorium en a facility where victims of physical or mental disorders are treated S Spot Features SAND sand area en a tract of land covered with sand T Hypsographic ERG sandy desert en an extensive tract of shifting sand and sand dunes T Hypsographic STNS satellite station en a facility for tracking and communicating with orbiting satellites S Spot Features MLSW sawmill en a mill where logs or lumber are sawn to specified shapes and sizes S Spot Features SCH school en building(s) where instruction in one or more branches of knowledge takes place S Spot Features ADMS school district en school district A Administrative Region STNB scientific research base en a scientific facility used as a base from which research is carried out or monitored S Spot Features SCRB scrubland en an area of low trees, bushes, and shrubs stunted by some environmental limitation V Vegetation SEA sea en a large body of salt water more or less confined by continuous land or chains of islands forming a subdivision of an ocean H Hydrographic SCNU seachannel en a continuously sloping, elongated depression commonly found in fans or plains and customarily bordered by levees on one or two sides U Undersea SCSU seachannels en continuously sloping, elongated depressions commonly found in fans or plains and customarily bordered by levees on one or two sides U Undersea SMU seamount en an elevation rising generally more than 1,000 meters and of limited extent across the summit U Undersea SMSU seamounts en elevations rising generally more than 1,000 meters and of limited extent across the summit U Undersea AIRS seaplane landing area en a place on a waterbody where floatplanes land and take off H Hydrographic PPLA seat of a first-order administrative division en seat of a first-order administrative division (PPLC takes precedence over PPLA) P Populated Place PPLA4 seat of a fourth-order administrative division en seat of a fourth-order administrative division P Populated Place PPLA2 seat of a second-order administrative division en seat of a second-order administrative division P Populated Place PPLA3 seat of a third-order administrative division en seat of a third-order administrative division P Populated Place ADM2 second-order administrative division en a subdivision of a first-order administrative division A Administrative Region BNKX section of bank en section of bank H Hydrographic CNLX section of canal en section of canal H Hydrographic ESTX section of estate en section of estate S Spot Features HBRX section of harbor en section of harbor H Hydrographic PCLIX section of independent political entity en section of independent political entity A Administrative Region STMIX section of intermittent stream en section of intermittent stream H Hydrographic ISLX section of island en section of island T Hypsographic LGNX section of lagoon en section of lagoon H Hydrographic LKX section of lake en section of lake H Hydrographic PENX section of peninsula en section of peninsula T Hypsographic PLNX section of plain en section of plain T Hypsographic PLATX section of plateau en section of plateau T Hypsographic PPLX section of populated place en section of populated place P Populated Place RFX section of reef en section of reef H Hydrographic STMX section of stream en section of stream H Hydrographic VALX section of valley en section of valley T Hypsographic WADX section of wadi en section of wadi H Hydrographic FLLSX section of waterfall(s) en section of waterfall(s) H Hydrographic PCLS semi-independent political entity en semi-independent political entity A Administrative Region SWT sewage treatment plant en facility for the processing of sewage and/or wastewater S Spot Features SHPF sheepfold en a fence or wall enclosure for sheep and other small herd animals S Spot Features SHOL shoal(s) en a surface-navigation hazard composed of unconsolidated material H Hydrographic SHOPC shopping center or mall en an urban shopping area featuring a variety of shops surrounding a usually open-air concourse reserved for pedestrian traffic; or a large suburban building or group of buildings containing various shops with associated passageways S Spot Features SHOR shore en a narrow zone bordering a waterbody which covers and uncovers at high and low water, respectively T Hypsographic SHRN shrine en a structure or place memorializing a person or religious concept S Spot Features SILL sill en the low part of a gap or saddle separating basins H Hydrographic SINK sinkhole en a small crater-shape depression in a karst area T Hypsographic ESTSL sisal plantation en an estate that specializes in growing sisal S Spot Features SLID slide en a mound of earth material, at the base of a slope and the associated scoured area T Hypsographic SLP slope(s) en a surface with a relatively uniform slope angle T Hypsographic SLCE sluice en a conduit or passage for carrying off surplus water from a waterbody, usually regulated by means of a sluice gate S Spot Features SNOW snowfield en an area of permanent snow and ice forming the accumulation area of a glacier L Area SD sound en a long arm of the sea forming a channel between the mainland and an island or islands; or connecting two larger bodies of water H Hydrographic SPA spa en a resort area usually developed around a medicinal spring S Spot Features CTRS space center en a facility for launching, tracking, or controlling satellites and space vehicles S Spot Features SPLY spillway en a passage or outlet through which surplus water flows over, around or through a dam S Spot Features SPIT spit en a narrow, straight or curved continuation of a beach into a waterbody T Hypsographic SPNG spring(s) en a place where ground water flows naturally out of the ground H Hydrographic SPUR spur(s) en a subordinate ridge projecting outward from a hill, mountain or other elevation T Hypsographic SQR square en a broad, open, public area near the center of a town or city S Spot Features STBL stable en a building for the shelter and feeding of farm animals, especially horses S Spot Features STDM stadium en a structure with an enclosure for athletic games with tiers of seats for spectators S Spot Features STPS steps en stones or slabs placed for ease in ascending or descending a steep slope S Spot Features STKR stock route en a route taken by livestock herds R Streets/Highways/Roads REG stony desert en a desert plain characterized by a surface veneer of gravel and stones T Hypsographic RET store en a building where goods and/or services are offered for sale S Spot Features SHSE storehouse en a building for storing goods, especially provisions S Spot Features STRT strait en a relatively narrow waterway, usually narrower and less extensive than a sound, connecting two larger bodies of water H Hydrographic STM stream en a body of running water moving to a lower level in a channel on land H Hydrographic BNKR stream bank en a sloping margin of a stream channel which normally confines the stream to its channel on land H Hydrographic STMB stream bend en a conspicuously curved or bent segment of a stream H Hydrographic STMGS stream gauging station en named place where a measuring station for a watercourse, reservoir or other water body exists S Spot Features STMM stream mouth(s) en a place where a stream discharges into a lagoon, lake, or the sea H Hydrographic STMS streams en bodies of running water moving to a lower level in a channel on land H Hydrographic ST street en a paved urban thoroughfare R Streets/Highways/Roads DAMSB sub-surface dam en a dam put down to bedrock in a sand river S Spot Features SUBW subway en a railroad used for mass public transportation primarily in urban areas, all or part of the system may be located below, above, or at ground level S Spot Features SUBS subway station en a facility comprising ticket office, platforms, etc. for loading and unloading subway passengers S Spot Features MLSG sugar mill en a facility where sugar cane is processed into raw sugar S Spot Features ESTSG sugar plantation en an estate that specializes in growing sugar cane S Spot Features MFGSG sugar refinery en a facility for converting raw sugar into refined sugar S Spot Features SPNS sulphur spring(s) en a place where sulphur ground water flows naturally out of the ground H Hydrographic SWMP swamp en a wetland dominated by tree vegetation H Hydrographic SYG synagogue en a place for Jewish worship and religious instruction S Spot Features TMTU tablemount (or guyot) en a seamount having a comparatively smooth, flat top U Undersea TMSU tablemounts (or guyots) en seamounts having a comparatively smooth, flat top U Undersea TAL talus slope en a steep concave slope formed by an accumulation of loose rock fragments at the base of a cliff or steep slope T Hypsographic OILT tank farm en a tract of land occupied by large, cylindrical, metal tanks in which oil or liquid petrochemicals are stored S Spot Features ESTT tea plantation en an estate which specializes in growing tea bushes S Spot Features SCHT technical school en post-secondary school with a specifically technical or vocational curriculum S Spot Features TMPL temple(s) en an edifice dedicated to religious worship S Spot Features AIRT terminal en airport facilities for the handling of freight and passengers S Spot Features TRR terrace en a long, narrow alluvial platform bounded by steeper slopes above and below, usually overlooking a waterbody T Hypsographic TERR territory en territory A Administrative Region ADM3 third-order administrative division en a subdivision of a second-order administrative division A Administrative Region CRKT tidal creek(s) en a meandering channel in a coastal wetland subject to bi-directional tidal currents H Hydrographic FLTT tidal flat(s) en a large flat area of mud or sand attached to the shore and alternately covered and uncovered by the tide H Hydrographic MNSN tin mine(s) en a mine where tin ore is extracted S Spot Features TOLL toll gate/barrier en highway toll collection station S Spot Features TMB tomb(s) en a structure for interring bodies S Spot Features TOWR tower en a high conspicuous structure, typically much higher than its diameter S Spot Features RDCR traffic circle en a road junction formed around a central circle about which traffic moves in one direction only S Spot Features TRL trail en a path, track, or route used by pedestrians, animals, or off-road vehicles R Streets/Highways/Roads TRANT transit terminal en facilities for the handling of vehicular freight and passengers S Spot Features TREE tree(s) en a conspicuous tree used as a landmark V Vegetation TRIG triangulation station en a point on the earth whose position has been determined by triangulation S Spot Features TRB tribal area en a tract of land used by nomadic or other tribes L Area TUND tundra en a marshy, treeless, high latitude plain, dominated by mosses, lichens, and low shrub vegetation under permafrost conditions V Vegetation TNL tunnel en a subterranean passageway for transportation R Streets/Highways/Roads TNLS tunnels en subterranean passageways for transportation R Streets/Highways/Roads CNLSB underground irrigation canal(s) en a gently inclined underground tunnel bringing water for irrigation from aquifers H Hydrographic LKSB underground lake en a standing body of water in a cave H Hydrographic APNU undersea apron en a gentle slope, with a generally smooth surface, particularly found around groups of islands and seamounts U Undersea ARCU undersea arch en a low bulge around the southeastern end of the island of Hawaii U Undersea ARRU undersea arrugado en an area of subdued corrugations off Baja California U Undersea BNKU undersea bank en an elevation, typically located on a shelf, over which the depth of water is relatively shallow but sufficient for safe surface navigation U Undersea BKSU undersea banks en elevations, typically located on a shelf, over which the depth of water is relatively shallow but sufficient for safe surface navigation U Undersea BSNU undersea basin en a depression more or less equidimensional in plan and of variable extent U Undersea BNCU undersea bench en a small terrace U Undersea BDLU undersea borderland en a region adjacent to a continent, normally occupied by or bordering a shelf, that is highly irregular with depths well in excess of those typical of a shelf U Undersea CNYU undersea canyon en a relatively narrow, deep depression with steep sides, the bottom of which generally has a continuous slope U Undersea CNSU undersea canyons en relatively narrow, deep depressions with steep sides, the bottom of which generally has a continuous slope U Undersea CDAU undersea cordillera en an entire mountain system including the subordinate ranges, interior plateaus, and basins U Undersea ESCU undersea escarpment (or scarp) en an elongated and comparatively steep slope separating flat or gently sloping areas U Undersea FANU undersea fan en a relatively smooth feature normally sloping away from the lower termination of a canyon or canyon system U Undersea FLTU undersea flat en a small level or nearly level area U Undersea FRKU undersea fork en a branch of a canyon or valley U Undersea FRSU undersea forks en a branch of a canyon or valley U Undersea FRZU undersea fracture zone en an extensive linear zone of irregular topography of the sea floor, characterized by steep-sided or asymmetrical ridges, troughs, or escarpments U Undersea FURU undersea furrow en a closed, linear, narrow, shallow depression U Undersea GAPU undersea gap en a narrow break in a ridge or rise U Undersea GLYU undersea gully en a small valley-like feature U Undersea HLLU undersea hill en an elevation rising generally less than 500 meters U Undersea HLSU undersea hills en elevations rising generally less than 500 meters U Undersea HOLU undersea hole en a small depression of the sea floor U Undersea KNLU undersea knoll en an elevation rising generally more than 500 meters and less than 1,000 meters and of limited extent across the summit U Undersea KNSU undersea knolls en elevations rising generally more than 500 meters and less than 1,000 meters and of limited extent across the summits U Undersea LDGU undersea ledge en a rocky projection or outcrop, commonly linear and near shore U Undersea LEVU undersea levee en an embankment bordering a canyon, valley, or seachannel U Undersea MDVU undersea median valley en the axial depression of the mid-oceanic ridge system U Undersea MESU undersea mesa en an isolated, extensive, flat-topped elevation on the shelf, with relatively steep sides U Undersea MOTU undersea moat en an annular depression that may not be continuous, located at the base of many seamounts, islands, and other isolated elevations U Undersea MNDU undersea mound en a low, isolated, rounded hill U Undersea MTU undersea mountain en a well-delineated subdivision of a large and complex positive feature U Undersea MTSU undersea mountains en well-delineated subdivisions of a large and complex positive feature U Undersea PKU undersea peak en a prominent elevation, part of a larger feature, either pointed or of very limited extent across the summit U Undersea PKSU undersea peaks en prominent elevations, part of a larger feature, either pointed or of very limited extent across the summit U Undersea PNLU undersea pinnacle en a high tower or spire-shaped pillar of rock or coral, alone or cresting a summit U Undersea PLNU undersea plain en a flat, gently sloping or nearly level region U Undersea PLTU undersea plateau en a comparatively flat-topped feature of considerable extent, dropping off abruptly on one or more sides U Undersea PLFU undersea platform en a flat or gently sloping underwater surface extending seaward from the shore U Undersea PRVU undersea province en a region identifiable by a group of similar physiographic features whose characteristics are markedly in contrast with surrounding areas U Undersea RMPU undersea ramp en a gentle slope connecting areas of different elevations U Undersea RNGU undersea range en a series of associated ridges or seamounts U Undersea RAVU undersea ravine en a small canyon U Undersea RFU undersea reef en a surface-navigation hazard composed of consolidated material U Undersea RFSU undersea reefs en surface-navigation hazards composed of consolidated material U Undersea RDGU undersea ridge en a long narrow elevation with steep sides U Undersea RDSU undersea ridges en long narrow elevations with steep sides U Undersea RISU undersea rise en a broad elevation that rises gently, and generally smoothly, from the sea floor U Undersea SDLU undersea saddle en a low part, resembling in shape a saddle, in a ridge or between contiguous seamounts U Undersea SHFU undersea shelf en a zone adjacent to a continent (or around an island) that extends from the low water line to a depth at which there is usually a marked increase of slope towards oceanic depths U Undersea EDGU undersea shelf edge en a line along which there is a marked increase of slope at the outer margin of a continental shelf or island shelf U Undersea SHVU undersea shelf valley en a valley on the shelf, generally the shoreward extension of a canyon U Undersea SHLU undersea shoal en a surface-navigation hazard composed of unconsolidated material U Undersea SHSU undersea shoals en hazards to surface navigation composed of unconsolidated material U Undersea SILU undersea sill en the low part of an underwater gap or saddle separating basins, including a similar feature at the mouth of a fjord U Undersea SLPU undersea slope en the slope seaward from the shelf edge to the beginning of a continental rise or the point where there is a general reduction in slope U Undersea SPRU undersea spur en a subordinate elevation, ridge, or rise projecting outward from a larger feature U Undersea TERU undersea terrace en a relatively flat horizontal or gently inclined surface, sometimes long and narrow, which is bounded by a steeper ascending slope on one side and by a steep descending slope on the opposite side U Undersea TNGU undersea tongue en an elongate (tongue-like) extension of a flat sea floor into an adjacent higher feature U Undersea TRNU undersea trench en a long, narrow, characteristically very deep and asymmetrical depression of the sea floor, with relatively steep sides U Undersea TRGU undersea trough en a long depression of the sea floor characteristically flat bottomed and steep sided, and normally shallower than a trench U Undersea VALU undersea valley en a relatively shallow, wide depression, the bottom of which usually has a continuous gradient U Undersea VLSU undersea valleys en a relatively shallow, wide depression, the bottom of which usually has a continuous gradient U Undersea USGE United States Government Establishment en a facility operated by the United States Government in Panama S Spot Features UPLD upland en an extensive interior region of high land with low to moderate surface relief T Hypsographic VAL valley en an elongated depression usually traversed by a stream T Hypsographic VALS valleys en elongated depressions usually traversed by a stream T Hypsographic VETF veterinary facility en a building or camp at which veterinary services are available S Spot Features VIN vineyard en a planting of grapevines V Vegetation VINS vineyards en plantings of grapevines V Vegetation VLC volcano en a conical elevation composed of volcanic materials with a crater at the top T Hypsographic WAD wadi en a valley or ravine, bounded by relatively steep banks, which in the rainy season becomes a watercourse; found primarily in North Africa and the Middle East H Hydrographic WADB wadi bend en a conspicuously curved or bent segment of a wadi H Hydrographic WADJ wadi junction en a place where two or more wadies join H Hydrographic WADM wadi mouth en the lower terminus of a wadi where it widens into an adjoining floodplain, depression, or waterbody H Hydrographic WADS wadies en valleys or ravines, bounded by relatively steep banks, which in the rainy season become watercourses; found primarily in North Africa and the Middle East H Hydrographic WALL wall en a thick masonry structure, usually enclosing a field or building, or forming the side of a structure S Spot Features MLWTR water mill en a mill powered by running water S Spot Features PMPW water pumping station en a facility for pumping water from a major well or through a pipeline S Spot Features RSVT water tank en a contained pool or tank of water at, below, or above ground level H Hydrographic WTRC watercourse en a natural, well-defined channel produced by flowing water, or an artificial channel designed to carry flowing water H Hydrographic FLLS waterfall(s) en a perpendicular or very steep descent of the water of a stream H Hydrographic WTRH waterhole(s) en a natural hole, hollow, or small depression that contains water, used by man and animals, especially in arid areas H Hydrographic WTRW waterworks en a facility for supplying potable water through a water source and a system of pumps and filtration beds S Spot Features WEIR weir(s) en a small dam in a stream, designed to raise the water level or to divert stream flow through a desired channel S Spot Features WLL well en a cylindrical hole, pit, or tunnel drilled or dug down to a depth from which water, oil, or gas can be pumped or brought to the surface H Hydrographic WLLS wells en cylindrical holes, pits, or tunnels drilled or dug down to a depth from which water, oil, or gas can be pumped or brought to the surface H Hydrographic WTLD wetland en an area subject to inundation, usually characterized by bog, marsh, or swamp vegetation H Hydrographic STNW whaling station en a facility for butchering whales and processing train oil S Spot Features WHRF wharf(-ves) en a structure of open rather than solid construction along a shore or a bank which provides berthing for ships and cargo-handling facilities S Spot Features WHRL whirlpool en a turbulent, rotating movement of water in a stream H Hydrographic RESW wildlife reserve en a tract of public land reserved for the preservation of wildlife L Area MLWND windmill en a mill or water pump powered by wind S Spot Features WRCK wreck en the site of the remains of a wrecked vessel S Spot Features ZN zone en zone A Administrative Region ZOO zoo en a zoological garden or park where wild animals are kept for exhibition S Spot Features