Oregon
Difficult
Tillamook State Forest Backcountry Network
Oregon's muddy maze where loggers fear to tread
Feature: Remote
California
Moderate
Johnson Valley OHV Trail System
Where Marines train and families play
Arizona
Moderate
Chinle Wash to Canyon de Chelly
Ancient ruins, living culture, sacred sand
USA
Moderate
Burr Trail
Epic switchbacks through Capitol Reef's backcountry
Alaska
Easy
Alaskan Highway
The mother of all road trips to the Last Frontier.
USA
Expert
Elephant Hill Trail
Where bumpers go to die
Idaho
Moderate
Lolo Motorway
Lewis & Clark's wilderness highway
Nevada
Moderate
Alamo Canyon Trail
Where desert water runs and miners walked away
USA
Moderate
Coyote Flat Trail
Slickrock maze in Utah's forgotten Swell
California
Expert
Dusy-Ershim Trail
Sierra Nevada's most notorious granite gauntlet