The Museum of the Plains Indian was founded in 1941 and displays richly varied arts of Northern Plains Tribal peoples including the Blackfeet, Crow, Northern Cheyenne, Sioux, Assiniboine, Arapaho, Shoshone, Nez Perce, Flathead, Chippewa, and Cree. Their historic clothing, horse gear, weapons, household implements, baby carriers, and toys highlight the exhibits.
 
A series of promotional sales exhibitions introduces unsurpassed contemporary American Indian art and crafts by emerging artists and craftspeople.