(Paul Morigi/AP Images for The Smithsonian's National Museum of the American Indian
Guest curator Suzan Shown Harjo (Cheyenne and Hodulgee Muscogee) at the entrance to the “Nation to Nation: Treaties Between the United States and the American Indian Nations” exhibition at the Smithsonian's National Museum of the American Indian on Tuesday, September 16, 2014 in Washington, D.C. (Photo by Paul Morigi/AP Images for The Smithsonian's National Museum of the American Indian)
