Texas
DifficultPalo Duro Canyon State Park CCC Trail System
CCC roads to hidden springs in Texas's Grand Canyon
Trail Type: Technical 4x4
Oklahoma
ModerateAtoka County Iron Mountain Mining Circuit
Iron ore mining roads through forgotten Ouachita quarries
Texas
ModerateCaddo National Grassland Horse Creek Sand Flats
Deep sand prairie where Comanche warriors rode
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
Oklahoma
DifficultCherokee County Sand Hills ORV Complex
Deep sand hills and creek bottom challenges
Oklahoma
DifficultOuachita National Forest Holson Valley Fire Road
Eleven creek crossings through forgotten wilderness
Texas
ModerateCaprock Canyons State Park Trailway Canyon Rim Access
Old railroad grade turned canyon technical challenge