Moab, Arches + La Sal Mountains, Utah
Zzyzx Mineral Springs Resort
Big Bend National Park
Columbia River Gorge, Oregon
White Sands Area, New Mexico
Gore + Mosquito Range, Colorado
Gore + Mosquito Range, Colorado
Mount Falcon Park
Death Valley, California
Western Sonoran + Colorado Desert, California
Sand Flats Recreation Area, Moab
Central Front Range, Colorado