California
ModerateMojave Road North — Afton Canyon to Kelso Depot via Mojave Desert Back Road
Old Government Road through the Mojave's volcanic core.
Feature: Historic
Colorado
ExpertBlack Bear Pass Road — Silverton to Telluride via the San Juan High Loop
The switchbacks above Telluride eat rigs for breakfast.
Alaska
DifficultDalton Highway — Fairbanks to Deadhorse via the Brooks Range Arctic Corridor
414 miles to the Arctic Ocean. Bring extra spares.
California
ModerateMojave Road West — Afton Canyon to Rock Springs via Mojave Desert Historic Trail
Old Army road across the Mojave's raw heart.
Idaho
ModerateLonesome Highway — Centennial Range Divide to Macks Inn via Targhee Plateau Back Road
The only east-west range in the lower 48 — mostly ignored.
New Mexico
ModeratePecos River Canyon Road — Santa Rosa to Puerto de Luna via the Canadian Escarpment
Spanish canyon gateway carved by the Pecos River.
California
ModerateBowman Lake Road to Gold Run Creek — Plumas National Forest Northern Sierra Divide
Glacier lakes and gold-scarred granite above the Yuba.
Arizona
DifficultCentennial Wash Road to Harquahala Peak — Hassayampa Desert Basin High Traverse
Smithsonian ruins at 5,681 feet above the Sonoran floor.
Oregon
DifficultSawmill Road to Cornucopia Ghost Town — Wallowa Mountains Mining Spine via Pine Creek Canyon
Oregon's ghost town the canyon wants to keep.
Montana
DifficultLonesome Highway — Centennial Range Divide Road to Elk Lake via Red Rock Pass
Grizzly country on the Continental Divide.