#hole_in_the_ground__excavation a hole in the ground made by excavating
supertype: artifact__artefact a man-made object taken as a whole
subtype: bore-hole__bore__drill_hole__drillhole (mining terms) a hole or passage made by a drill; usually made for exploratory purposes
subtype: shot_hole drill hole for a charge of an explosive
subtype: delf (British colloquialism) an excavation; usually a quarry or mine
subtype: ditch a long narrow excavation in the earth
subtype: drainage_ditch a ditch for carrying off excess water or sewage
subtype: irrigation_ditch a ditch to supply dry land with water artificially
subtype: sunk_fence__ha-ha__haw-haw__hawhaw a ditch with one side being a retaining wall; used to divide lands without defacing the landscape
subtype: trench a ditch dug as a fortification having a parapet of the excavated earth
subtype: approach_trench__communication_trench__communicationtrench a trench that provides protected passage between the rear and front lines of a defensive position
subtype: fire_trench a trench especially constructed for the delivery of small-arms fire
subtype: moat__fosse ditch dug as a fortification and usually filled with water
subtype: slit_trench narrow trench for shelter in battle
subtype: trench.ditch any long ditch cut in the ground
subtype: furrow a long shallow trench in the ground (especially one made by a plow)
subtype: gash__cut a trench resembling a furrow that was made by erosion or excavation
subtype: mine excavation in the earth from which ores and minerals are extracted
subtype: coal_mine__coalpit a mine where coal is dug from the ground
subtype: copper_mine a mine where copper is dug from the ground
subtype: goldmine__gold_mine a mine where gold ore is found
subtype: salt_mine a mine where salt is dug
subtype: silver_mine a mine where silver ore is dug
subtype: strip_mine__stripmine an open mine (usually for coal) where the seams run close to the surface
subtype: sulphur_mine__sulphurmine__sulfur_mine a mine where sulphur is dug from the ground
subtype: mineshaft excavation consisting of a vertical or sloping passageway for finding or mining ore or for ventilating a mine
subtype: stone_pit__stonepit__pit a surface excavation for extracting stone or slate: "a British term for `quarry' is `stone pit'"
subtype: chalkpit__chalk_pit__chalkpit a quarry for chalk
subtype: gravel_pit a quarry for gravel
subtype: trou-de-loup a sloping pit with a stake in the middle used as an obstacle to the enemy
subtype: pool an excavation that is (usually) filled with water
subtype: cistern an artificial reservoir for storing liquids; especially an underground tank for storing rainwater
subtype: cesspool__cesspit__sump a covered cistern; waste water and sewage flow into it
subtype: rain_barrel a barrel used as a cistern to hold rainwater
subtype: swimming_pool__swimming_bath__natatorium pool that provides a facility for swimming: "`swimming bath' is a British term"
subtype: heated_swimming_pool
subtype: outdoor_swimming_pool
subtype: wading_pool a shallow pool for children
subtype: water_jump__waterjump a pool or stream in a steeplechase or similar contest
subtype: spa
subtype: in_room_spa
subtype: root_cellar__cellar an excavation where root vegetables are stored
subtype: well a deep hole or shaft dug or drilled to obtain water or oil or gas or brine
subtype: artesian_well a well drilled through impermeable strata into strata that receive water from a higher altitude so there is pressure to force the water to flow upward
subtype: driven_well__tube_well a well made by driving a tube into the earth to a stratum that bears water
subtype: gas_well__gaswell a well that yields or has yielded natural gas
subtype: oil_well__oilwell a well that yields or has yielded oil
subtype: gusher an oil well with a strong natural flow so that pumping is not necessary
subtype: spouter.oil_well an oil well that is spouting
subtype: wildcat_well__wildcatwell__wildcat an exploratory oil well drilled in land not known to be an oil field
subtype: sump a well or other hole in which water has collected
subtype: working__workings a mine or quarry that is being or has been worked
3 statements are about indirect instances of hole_in_the_ground: graph1_on_http://www.wotif.com/Accommodation/viewdeal.asp?PropID=2667, graph1_on_http://www.wotif.com/Accommodation/viewdeal.asp?PropID=4384, graph1_on_http://www.wotif.com/Accommodation/viewdeal.asp?PropID=5241 click here to display them or click here for a search form or here to add a statement