South Dakota
Difficult
Buffalo Gap National Grassland Mauvaises Terres Loop
Unmarked grassland circuit for serious navigators
Trail Type: Backcountry
South Dakota
Moderate
Slim Buttes Backcountry Loop
Ancient sentinels rising from the northwestern plains
South Dakota
Moderate
Rochford Road
Gold rush ghosts in the ponderosa pines
South Dakota
Moderate
Badlands Pinnacles Backcountry Road
Hidden badlands beyond the tourist crowds
South Dakota
Difficult
Centennial Trail – Black Hills Section
Cross the entire Black Hills backcountry
South Dakota
Difficult
White River Badlands Fossil Loop
Ancient sea beds and fossil hunting
South Dakota
Moderate
Badlands Sage Creek Wilderness Road
Into the heart of America's fossil treasure chest
California
Moderate
Pipes Canyon Road
Hidden Mojave canyons beyond Pioneertown
California
Moderate
Covington Flats Road
Joshua Tree's forgotten northern wilderness
California
Moderate
Turtle Mountain Road
Remote Mojave mining roads through boulder country.