U.S. Route 16A The route passes through Keystone, South Dakota; Mount Rushmore National Memorial; The Norbeck Wildlife Management Area and Black Elk Wilderness within the Black Hills National Forest; and Custer State Park (including State Game Lodge and Legion Lake); before rejoining the parent highway. US 16A is famous for its scenic, one-lane tunnels aligned to frame the faces on Mount Rushmore, its "pigtail bridges", and its sections of divided highway but with single (and narrow) lanes on each roadway. It is the only route which can be used to drive through Custer State Park without having to pay an entrance fee for
Mount Rushmore in popular culture secret base inside Mount Rushmore. In "", it is the secret base of operations for the protagonists. In the film, the base, along with the sculptures on the surface, are severely damaged in a suicide bombing by Michael Moore. In the universe of the "Ben 10" franchise, Mount Rushmore is the location of the main Plumbers (a sort of intergalactic police force) complex, and plays a key role in multiple episodes of the series, including "Secrets," "Truth", the "Ben 10,000" episodes, and "Ben 10 vs. The Negative 10." The monument is inadvertently destroyed by Upchuck in the latter episode, during