Mammoth Site
Discover the Mammoth Site in Hot Springs, SD just minutes from Custer. 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.
1800 US 18 Bypass
PO Box 692
Hot Springs, SD 57747