Colorado
ExpertBlack Bear Pass Road — Silverton to Telluride via the San Juan High Loop
The switchbacks above Telluride eat rigs for breakfast.
Feature: High Altitude
Texas
ModerateLonesome Highway — Davis Mountains Loop to Marfa via the Highland Desert Rim
Texas sky island solitude — Davis to Marfa the hard way.
California
ModerateOnion Valley Road to Whitney Portal Backdoor — Owens Valley Eastern Sierra High Approach
6,200 feet of Eastern Sierra granite in 13 miles.
Arizona
DifficultCentennial Wash Road to Harquahala Peak — Hassayampa Desert Basin High Traverse
Smithsonian ruins at 5,681 feet above the Sonoran floor.
Montana
DifficultLonesome Highway — Centennial Range Divide Road to Elk Lake via Red Rock Pass
Grizzly country on the Continental Divide.
California
ExpertWaucoba-Saline Valley Road South — Inyo Mountains to Saline Valley Floor via Steel Pass
Steel Pass down to warm springs in Death Valley's loneliest valley.
USA
ModerateLonesome Highway — Finger Lakes Upland to Big Piney via the Wyoming Range Back Road
Wyoming's loneliest range, wide open and yours.
Colorado
DifficultTincup Pass Road — St. Elmo to Tincup via the Sawatch-Elk Range Divide
Two ghost towns, one brutal alpine divide.
Arizona
ModeratePine Mountain Road to Hualapai Peak — Walapai Wilderness High Divide via Cerbat Mountains
Mojave desert floor to ponderosa sky island above Kingman.
Colorado
ExpertCorkscrew Pass to Animas Forks — Silverton High Country Loop via Picayne Gulch
Ghost towns and 13k shelf roads above Silverton.