Oklahoma
ExpertMedicine Park Granite Boulder Technical Loop
Oklahoma's gnarliest granite boulder challenge
Surface: Rock
Oklahoma
ModerateNoble County Red Rock Canyon Maze
Red sandstone canyons through oil patch history
Texas
DifficultBig Bend Ranch State Park Rancherias Loop
Chihuahuan Desert ranch roads through volcanic badlands
Oklahoma
DifficultKiamichi Mountains Iron Ore Railroad Grade
Abandoned railroad through forgotten mining country
Texas
DifficultPalo Duro Canyon State Park CCC Trail System
CCC roads to hidden springs in Texas's Grand Canyon
Texas
DifficultMineral Wells State Park Penitentiary Hollow
Convict quarries and Cross Timbers canyons
Texas
ExpertDevils River Limestone Canyon Crossing
Last wild river in Texas limestone country
Oklahoma
ExpertQuartz Mountain Granite Dome Technical Challenge
Granite dome crawling tests metal and marriage.
Oklahoma
ExpertRed River Gorge Technical Challenge
Oklahoma's toughest sandstone canyon challenge
Texas
ModerateTerlingua Ghost Town to Study Butte Mining District Circuit
Mercury mining ghost towns circuit