Baja California Sur
Moderate
Sierra de la Laguna Loop
Baja's forgotten mountain wilderness loop
Feature: Remote
Baja California
Difficult
Devil’s Backbone – Sierra de San Pedro Mártir
Knife-edge granite ridges to Mexico's highest peak
Baja California Sur
Expert
Baja 1000 Race Route – Ensenada to La Paz
Where legends are born and rigs are broken
Mexico
Expert
Sierra Madre Oriental Backbone Trail
High-altitude spine through Mexico's eastern peaks
Chihuahua
Difficult
Copper Canyon Rim Trail
Cliff-hanging route through Mexico's grandest canyons
Baja California
Moderate
Baja Peninsula Central Desert Route
Classic Baja desert crossing through mission country
USA
Difficult
Rattlesnake Canyon Trail
Where flash floods carve trails and crowds fear to tread.
South Dakota
Expert
Cathedral Spires Trail
Black Hills granite maze for serious wheelers only.
USA
Moderate
Cascade Concrete Trail
Depression-era concrete meets Cascade wilderness
Nevada
Easy
Pine Nut Mountains Loop
Mining ghosts in Nevada's high desert