Geologic summary of the surface & subsurface features at Mammoth Cave, Kentucky, USA. Filmed & composed by Tabatha Beaver and James St. John (both School of Earth Sciences, Ohio State University at Newark). Video photography done in October 2011. Some stills from old postcards & National Park Service publications. Other stills taken by James St. John from 2008 to 2011 in Mammoth Cave Ridge and adjacent Flint Ridge. More photos & geologic info. about Mammoth Cave are at: www.newark.osu.edu/facultystaff/personal/jstjohn/Documents/Rocks-and-Fossils-in-the-Field/Mammoth-Cave.htm Depicted features in this video include: - Historic Entrance to Mammoth Cave - Green River - Sinkhole Plain - giant canyon passages (Houchins Narrows, Audubon Avenue, Broadway Avenue, Main Cave, Sandstone Avenue, Kentucky Avenue/Grand Avenue) - breakout domes/breakdown domes (Rotunda Room) - phreatic tubular passages (Gothic Avenue, Black Snake Avenue, Pensacola Avenue, Great Relief Hall, Sparks Avenue, Cleaveland Avenue) - canyon passages (Boone Avenue) - keyhole passages (Winding Way/Fat Man's Misery & Tall Man's Agony) - vertical shafts/domepits (Water Clock, Sidesaddle Pit, Bottomless Pit, Mammoth Dome) - Giant's Coffin (large breakdown block) - Wooden Bowl Room - River Hall - Little Bat Avenue - Snowball Dining Room - Mary's Vineyard - Frozen Niagara - travertine speleothem (stalactites, soda straws, stalagmites, columns, flowstone, draperies/cave bacon, coralloids/knobstone/cave popcorn, rimstone) - gypsum speleothem (flowers, helictites, rings, snowballs, macrocrystalline "selenite", crusts) - solution pockets, rills, flutes, anastomoses, joints - cave crickets, bats, mummified bats

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