Near Rapid City in the Black Hills National Forest, the Sundance Trail System is a partly non-motorized 50.3 miles trail system weaves through the network of densely-forested canyons and winding open ridges that form the Bearlodge Mountains. You pass through pine, aspen, and oak woodlands. From some ridge tops you can see such sites as the Route of the Custer Expedition, Devils Tower, and the Twin Missouri Buttes. Elk, deer and turkey abound and an occasional mountain lion may be glimpsed.
The Sundance Trail system is well-recognized for excellent and challenging hiking opportunities because of the rough topography. The route has 1600 feet of vertical.
It is located 3.5 miles north of US 14 and Sundance on Government Valley Road.
Overall, Sundance Trail System is the 3rd most popular hiking trail of all 10 hikes in South Dakota.