The Mammoth Site is a museum and gerontological site near Hot Springs, SD, in the Black Hills. It is an active paleontological excavation sire 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 sedimentary fill of the sinkhole contains the remains of fauna and flora preserved by entrapment and burial within the sinkhole. As of 2016, the remains of 61 mammoths, including 58 North American Columbian and 3 wooly mammoths has been recovered. Mammoth bones were found at the site in 1974, and a museum and building enclosing the site were established. the museum now contains an extensive collection of mammoth remains.










