Discover The Mammoth Site in Hot Springs, South Dakota. The Mammoth Site boasts the largest concentration of Columbian mammoths in the world. You can tour this indoor active dig site and view Ice Age fossils. The Mammoth Site offers guide tours, enhanced educational experience with a gaming app and Summer Educational Programs. The Mammoth Site is open year round Learn more.

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Mammoth Site of Hot Springs

1800 Hwy 18 Bypass
Hot Springs, SD 57747 

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(605) 745-6017