Discover The Mammoth Site

Tucked into the southern Black Hills in Hot Springs, South Dakota, The Mammoth Site offers something you won’t find anywhere else in the world—an active Ice Age dig site preserved indoors. Located less than an hour from Rapid City, and within easy driving distance of...

Lang Family Dig Building Dedicated

HOT SPRINGS, S.D. – Donations and support from local businesses, foundations and the Lang Family have made the opening of a new dig building and a free summer camp program possible at The Mammoth Site. During The Mammoth Site’s 50th anniversary celebrations, the Lang...

International Beaver Day

Kelly Lubbers, Bonebed Paleontologist Happy International Beaver Day!! Beavers have been around for a long time (since the late Eocene, about 33 million years ago) and were not all semi-aquatic, tree chewing, dam building like the beavers we see and love today.  Some...

A Bone Voyage

By Greg McDonald “I have been wonderfully lucky, with fossil bones — some of the animals must have been of great dimensions: I am almost sure that many of them are quite new; this is always pleasant, but with the antediluvian animals it is doubly so.” —Letter from...

Botany and Bones in Brazil

By Greg McDonald The first discoveries of the ground sloths Megatherium and Megalonyx consisted of single individuals that were not mixed with other species. Such discoveries make it easier to be confident that all of the bones are of a single species and that the...