The land Mount Rushmore is planted on was given to the Sioux by Congress in 1868, Taliaferro says. Permanent ownership was taken away from the Sioux in order to build the national monument.

It's not exactly "National Treasure: Book of Secrets," but South Dakota's famous Mount Rushmore does have a bit more going on than meets the eye. In the 2007 movie, Benjamin Franklin Gates, played ...

The film at Mount Rushmore’s Lincoln Borglum Visitor Center explains the challenges of carving the mountain as well as the pivotal eras represented by each president.