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 Pilchuck State Park Mount Pilchuck State Park Mount Pilchuck State Park is a public recreation area located east of Granite Falls, Washington, on the western edges of the Cascade Mountains. The state park features of alpine scenery, recreational activities, and Mount Pilchuck itself. The main point of interest is the trail to the peak and the old fire lookout located on the summit, above sea level. The name "Pilchuck" originated from the Native American name of "red water" for a creek in the area. The U.S. Forest Service built a fire lookout on the summit in 1918 which was staffed until the 1960s.