National Presidential Wax Museum 609 Highway 16A Keystone, SD 57751 Keystone, SD Museums Triple R Ranch Highway 16A Keystone, SD 57751-0124 Keystone, SD Ranches Big Thunder Gold Mine 604 Blair Avenue Keystone, SD 57751 Keystone, SD Museums Beautiful Rushmore Cave 13622 Highway 40 Keystone, SD 57751 Keystone, SD Archaeology Mount Rushmore/National Park Service Keystone, SD Landmarks