Oklahoma
ModerateLonesome Pine Road — Ouachita High Country Ridge to Athens via Brushy Creek
Red clay ridge run through the forgotten Ouachitas.
Surface: Gravel
Colorado
ModerateMineral Belt Trail — Leadville’s Historic Mining Loop via Iowa Gulch
Silver boom ruins at 10,200 feet.
Oregon
EasyBarlow Road — Mount Hood’s Historic Oregon Trail Bypass via Timberline
Oregon Trail wagon ruts you can still drive.
Oregon
ModerateBroken Top to Green Lakes — Cascade Volcanic High Country Road via Todd Lake
Pumice, volcanoes, and Oregon sky.
California
DifficultWaypoint to Wildrose Peak — Death Valley’s Charcoal Kilns and Panamint Crest Road
Kilns, crest, and Death Valley solitude.
Idaho
DifficultLolo Motorway — Lewis and Clark’s War Road Across the Bitterroots
100 miles on the ridge Lewis and Clark barely survived.
Colorado
DifficultCinnamon Pass Road — Lake City to Silverton via the Alpine Loop
12,620 feet of raw San Juan shelf road.
Colorado
ModerateBowen Gulch to Grand Ditch Road — Never Summer Mountains Wilderness Edge Traverse
Hand-dug canal road above 10,000 feet. Moose country.
Idaho
ModeratePaved Coffer to Hells Half Acre — Caribou-Targhee Volcanic Plateau Road
Apollo astronauts trained here. You can drive it.
USA
ModerateNotom-Bullfrog Road — Capitol Reef to Lake Powell via the Waterpocket Fold
The Waterpocket Fold's lonesome desert spine road.