The American Southwest is a geological wonderland. Elegant natural arches, surreal hoodoos, and the Grand Canyon are featured in this running tour of four spectacular U.S. national parks. The guided run begins with easy effort, builds into a challenging middle section, and then eases up as you reach the finish.
- Grand Canyon National Park, Arizona
- Arches National Park, Utah
- Capitol Reef National Park, Utah
- Bryce Canyon National Park, Utah