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The Mammoth Site is a museum and paleontological site near Hot Springs, South Dakota, in the Black Hills. It is an active paleontological excavation site at which research and excavations are continuing. The facility encloses a prehistoric sinkhole that formed and was slowly filled with sediments during the Pleistocene era.
The Mammoth Site's sinkhole is 150 by 120 feet and at least 65 feet deep. The walls were made of a rock called Spearfish shale, which was incredibly slippery.
English: The Mammoth Site is a working paleontological dig site in South Dakota. Shown here are unearthed mammoth fossils recovered from the sinkhole sediments. Shown here are unearthed mammoth fossils recovered from the sinkhole sediments.
The sinkhole — which appeared large enough to swallow several cars hole — opened on the side of Interstate 80 in Wharton sometime around 7:45 a.m. ... A mammoth sinkhole opened along a major ...
Cedar Sink is a vertical-walled large depression or sinkhole in the ground, located in Edmonson County, Kentucky and contained within and managed by Mammoth Cave National Park. The sinkhole measures 300 feet (91.4 m) from the top sandstone plateau to the bottom of the sink and was caused by collapse of the surface soil.
See photos of New Jersey sinkhole. Heavy machinery is seen Thursday at the site of a massive sinkhole that formed off Interstate 80 in New Jersey, just west of New York City, as crews evaluate the ...
The film was originally made in 2010 but has has been circulating recently and currently has over 24 million views on YouTube. Related: See more incredible sinkhole photos:
The Whigpistle Cave System is a large cave near Mammoth Cave, in the U.S. state of Kentucky.The system, composed of the interconnected Whigpistle, Martin Ridge, and Jackpot Caves, has been mapped to over 66 kilometers (41 mi), and is currently the United States' thirteenth-longest cave.