USA
Difficult
Wind River Canyon Back Road
Old wagon route through Wyoming's geological showcase
Trail Type: Technical 4x4
USA
Expert
Copper Mountain Loop
Where mining dreams meet alpine nightmares
USA
Moderate
Vedauwoo Glen Road
Granite giants and geological chaos
USA
Difficult
Hole-in-the-Wall Road
Butch Cassidy's outlaw hideout trail
USA
Difficult
Seminoe-Alcova Back Country Byway
Official backcountry byway through granite mountains
South Dakota
Expert
Standing Rock Reservation Grand River Road
Follow the Grand River to Sitting Bull's resting place
South Dakota
Moderate
Black Hills National Forest Road 231 – Spring Creek Loop
Creek crossings and mining history in the pines
South Dakota
Difficult
Custer Peak Fire Tower Road
Technical climb to working fire tower atop the Hills
South Dakota
Expert
French Creek Natural Area Trail
Black Hills wilderness for serious 4x4s only
South Dakota
Difficult
Castle Creek Road
Technical granite crawling in Black Hills backcountry.