Mount Rushmore still disputed on the basis of the 1868 Treaty of Fort Laramie (see section "Controversy" below). Among American settlers, the peak was known variously as Cougar Mountain, Sugarloaf Mountain, Slaughterhouse Mountain, and Keystone Cliffs. It was named Mount Rushmore during a prospecting expedition by Charles Rushmore, David Swanzey (husband of Carrie Ingalls), and Bill Challis. Historian Doane Robinson conceived the idea for Mount Rushmore in 1923 to promote tourism in South Dakota. In 1924, Robinson persuaded sculptor Gutzon Borglum to travel to the Black Hills region to ensure the carving could be accomplished. Borglum had been involved in sculpting the
Mount Mitchell State Park the main trail at this point and it is one of the highest elevation perennial streams in the Appalachians, flowing through the Spruce-Fir forest. Openings here in the forest surrounded by evergreens resemble such openings near treeline in higher mountain ranges. The park also serves as the finish line for The Assault on Mount Mitchell and the midpoint for the Mount Mitchell Challenge ultramarathon. Mount Mitchell State Park Mount Mitchell State Park is a North Carolina state park in Yancey County, North Carolina in the United States. Established in 1915 by the state legislature, it became the first state park