Doane Robinson Tunnel

The Doane Robinson Tunnel in Keystone, South Dakota is a notable feature on the Iron Mountain Road, renowned for its scenic views and engineering marvels. Built in the 1930s and named after the "Father of Mount Rushmore," Doane Robinson, the tunnel provides travelers with a perfectly framed view of Mount Rushmore as they pass through. It's part of the larger Peter Norbeck Scenic Byway, which includes several other scenic routes and structures designed to enhance the visitor experience in the Black Hills.

(Submitted by Travis Flasch)