A subterranean waterfall, tierous waterfall, or underground waterfall is a waterfall located underground, usually in a cave or mine. They are a common feature in cave systems where there are vertical or near vertical geological structures for the weathering process to exploit, and sufficient gradient between the sink and the rising. The highest known subterranean waterfall is in the Vrtoglavica Cave in Slovenia, with at least .
Notable examples NameHeightLocationNotesVrtoglavica Cave waterfallPlužna, Bovec Highest subterranean waterfallGaping Gill waterfallNorth Yorkshire, England Located in the Yorkshire DalesGrotte aux Fées waterfallSaint-Maurice, Valais The highest waterfall in a show caveSilver FallsTownsend, Tennessee Located in the Tuckaleechee CavernsRuby FallsChattanooga, Tennessee Lacy Suicide FallsCass, West Virginia Located in the Cass Cave
See also List of waterfalls List of caves Subterranean river Subglacial lake Underground lake
References
External links