The Peter Norbeck Scenic Byway is a National Scenic Byway in the Black Hills National Forest in the southwestern part of the U.S. state of South Dakota. It is a loop which is composed of portions of U.S. Route 16A (US 16A), South Dakota Highway 244 (SD 244), SD 87, and SD 89. Parts of the byway enter Black Hills National Forest, Custer State Park, and the Mount Rushmore National Memorial; the byway also travels within five miles (eight point zero kilometres) of the Crazy Horse Memorial. The byway is named after Peter Norbeck, who served as governor of and senator for South Dakota.