Texas
DifficultDevil’s River State Natural Area Backcountry Loop
Technical limestone crawl to prehistoric springs
Feature: Historic
Texas
ModerateBig Bend National Park Santa Elena Canyon Road
Desert mining road to limestone canyon spectacle
Texas
DifficultLost Maples State Natural Area Backcountry Roads
Technical Hill Country limestone maze
Texas
ModerateFranklin Mountains Wilderness Loop
Urban wilderness desert loop with three-state views
Texas
ModerateBig Bend National Park Old Ore Road
Historic mercury mine route to the Rio Grande
Texas
ModerateMuleshoe Bend Recreation Area Backcountry Loop
Cedar breaks and creek crossings on the Colorado
Texas
ModerateDavy Crockett National Forest Sandy Creek Loop
Piney woods logging roads and creek crossings
Texas
ModerateLonghorn Cavern State Park Backcountry Loop
Hill Country limestone maze through cedar breaks
Texas
EasyAngelina National Forest Backcountry Circuit
Piney Woods circuit through Bonnie and Clyde country
Colorado
EasyWeston Pass Road
Historic toll road over 11,900-foot mountain pass