Oklahoma
ExpertKiamichi Mountains Wolf Creek Technical Challenge
Technical mountain challenge through mining ruins
Surface: Rock
Texas
ExpertGuadalupe Mountains Pine Spring Canyon Technical Access
Expert Permian reef climb through Texas's fossil capital
Oklahoma
ModerateSandstone Hills McAlester to Robbers Cave Technical Circuit
Outlaw hideouts and coal mining ruins in the Ouachitas
Oklahoma
ModerateArbuckle Mountains Turner Falls Loop
Ancient limestone technical challenge in Oklahoma's oldest hills
Texas
ModerateCross Timbers Mining District Heritage Trail
Iron ore heritage meets Cross Timbers challenge.
Oklahoma
DifficultWichita Mountains National Wildlife Refuge Hidden Lake Technical Loop
Granite gauntlet through ancient Wichita peaks
Oklahoma
ExpertKiowa National Grassland Canadian River Breaks Technical Challenge
Expert canyon challenge where Comanche controlled the plains
Oklahoma
DifficultOuachita National Forest Horse Thief Springs Technical Loop
Technical mountain loop where outlaws once watered horses
Texas
ModeratePalo Duro Canyon Lighthouse Trail Technical Challenge
Red rock technical through America's second canyon
Texas
DifficultPalo Pinto Mountains Lost Creek Technical Loop
Limestone ledges and creek crossings in the Cross Timbers