Great Britain
DifficultBealach na Bà — Applecross Pass Road from Lochcarron to Applecross Peninsula
Scotland's highest road. Hairpins, sheer drops, no room for error.
Surface: Dirt
USA
ModerateHells Backbone Road — Escalante to Boulder via the Spine Above Sand Creek Canyon
A CCC-built bridge between two canyon drops.
California
DifficultCougar Buttes to Johnson Valley — High Desert Bench Above the King of the Hammers
Lava bench above King of the Hammers country.
Arizona
ModerateForest Road 300 — Mogollon Rim Road from Payson to Show Low via the Rim Edge
Arizona's rim edge at 7,000 feet. All of it.
Montana
ModerateYankee Jim Canyon Road — Yellowstone River Gorge to Carbella via Paradise Valley
Toll road ghosts in a Yellowstone gorge.
USA
ModerateTeton Pass Road — Jackson to Victor via Wyoming’s Steepest Highway
Ten-percent grades and the Tetons in your mirrors.
California
ModerateBunny Flat to Panther Meadows — Mount Shasta Summit Road
Glaciers in your windshield at 8,000 feet.
USA
ModerateComb Ridge Road — Highway 163 to Butler Wash via Comb Ridge Spine
A sandstone spine, ancient ruins, and zero cell bars.
California
DifficultWaucoba-Saline Valley Road — Owens Valley to Saline Valley via Inyo Mountains Crest
Death Valley's back door — hot springs and hard miles.
Arkansas
ModerateLonesome Road — Ouachita Mountains to Lake Ouachita Backcountry Spine
The South's best ridge run nobody's talking about.