WulongKarstLandscapesNationalGeologicalPark(武隆天坑地缝国家地质公园)-inspiringkarstlandscapes(landscapeshapedbythedissolutionofalayerorlayersofsolublebedrocks),theparkfeaturesaseriesofdolines,sinkholes,bridges,:Wulongdolines,threekarstbridgesandWulongsinkholes/'slargestscalekarstbridgesandthesecondlargestseriesofdolines;theundergroundsinkholes/,100meters(328feet)()distance–theyarenamedTianlongBridge,,widthandspanningdistanceofallthreebridgesareabove150meters(492feet),200meters(656feet)and300meters(984feet)respectively;:(Chinese:武隆喀斯特)isanaturalkarstlandscapelocatedwithinthebordersofWulongCounty,,theQingkouTiankeng(箐口天坑)
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