Argentina
Difficult
Quebrada del Toro – Tren a las Nubes Route
Follow the Train to the Clouds into thin air
Feature: High Altitude
Argentina
Easy
Quebrada de Humahuaca
Ancient Inca trade route through rainbow canyons
Argentina
Expert
Paso de San Francisco
World's highest border crossing at 15,577 feet
Baja California
Moderate
Ojos Negros to Mike’s Sky Rancho Route
Baja's hidden mountain paradise above the desert.
Baja California
Difficult
Laguna Hanson Forest Loop
Pine forest refuge in Baja's high country.
Estado de Mexico
Expert
Volcano Route – Nevado de Toluca
Drive to 15,000 feet in an extinct volcano crater
Mexico
Moderate
Real de Catorce Ghost Town Route
Through the tunnel to Mexico's ghost town in the sky
Baja California
Difficult
Devil’s Backbone – Sierra de San Pedro Mártir
Knife-edge granite ridges to Mexico's highest peak
Mexico
Moderate
Monarch Butterfly Migration Route – Central Mexico
Chase millions of monarchs through mountain wilderness
Mexico
Expert
Sierra Madre Oriental Backbone Trail
High-altitude spine through Mexico's eastern peaks