- 24430 Nellie Lane
- Keystone, SD, 57751
GeoFunTrek Tours specializes in day-long adventures in the Black Hills & Badlands region. We will work with you to deliver the finest in traditional itineraries such as Mount Rushmore, Crazy Horse and Custer State Park – to unique and novel experiences – such as Sunset and Stargazing Tours of the Badlands, Dinosaur and Fossil Tours, Mining History Tours, Winery and Art Gallery Tours, Walking Tours and other specialty tours. Read our customer reviews on TripAdvisor!