Arches National Park, Utah

The ascent to Angel's Landing at Zion National Park, Utah

Saguaro covered mountains near Gates Pass, Tucson, Arizona

Death Valley National Park, California

Capitol Reef National Park, Utah

Red Rock National Conservation Area, near Las Vegas, Nevada

Organ Pipe National Monument, Arizona

Death Valley National Park, California

Bryce Canyon National Park, Utah

Coyote Buttes, Arizona

Joshua Tree National Park, California

Saguaro National Park, Arizona

Death Valley National Park, California

Bryce Canyon National Park, Utah

Saguaro National Park, Arizona

Death Valley National Park, California

Bryce Canyon National Park, Utah

Saguaro National Park, Arizona

Death Valley National Park, California; the lowest point in the United States (-282 ft below sea level)

Canyonlands National Park (The Maze district), Utah

Coyote Buttes, Arizona

Near Stove Pipe Wells in Death Valley National Park, California

Zion National Park, Utah

Organ Pipe National Monument, Arizona

Near Stove Pipe Wells in Death Valley National Park, California

Arches National Park, Utah

Saguaro National Park, Arizona

Death Valley National Park, California

Bryce Canyon National Park, Utah

Saguaro National Park, Arizona

Death Valley National Park, California

Capitol Reef National Park, Utah

Saguaro National Park, Arizona

Death Valley National Park, California

Red Rock National Conservation Area, near Las Vegas, Nevada

Bryce Canyon National Park, Utah

Coyote Buttes, Arizona

Mojave National Preserve, California

Bryce Canyon National Park, Utah

Saguaro National Park, Arizona

Joshua Tree National Park, California

Capitol Reef National Park, Utah

Coyote Buttes, Arizona

Death Valley National Park, California

Bryce Canyon National Park, Utah

Organ Pipe National Monument, Arizona

near Stove Pipe Wells in Death Valley National Park, California

Canyonlands National Park (The Maze district), Utah

Saguaro National Park, Arizona

Death Valley National Park, California

Bryce Canyon National Park, Utah

Organ Pipe National Monument, Arizona

Joshua Tree National Park, California

Canyonlands National Park (The Maze district), Utah

Coyote Buttes, Arizona

Death Valley National Park, California

Firey Furnace area at Arches National Park, Utah

Coyote Buttes, Arizona

Death Valley National Park, California

Canyonlands National Park (Islands in the Sky district), Utah

Organ Pipe National Monument, Arizona

Death Valley National Park, California

Capitol Reef National Park, Utah

Coyote Buttes, Arizona

Death Valley National Park, California

Bryce Canyon National Park, Utah

Organ Pipe National Monument, Arizona

Joshua Tree National Park, California

Canyonlands National Park (Islands in the Sky district), Utah

Coyote Buttes, Arizona

Mojave National Preserve, California

Arches National Park, Utah

Organ Pipe National Monument, Arizona

Death Valley National Park, California

Cedar Breaks National Monument, Utah

Coyote Buttes, Arizona

in Joshua Tree National Park, California

Red Rock National Conservation Area, near Las Vegas, Nevada

Bryce Canyon National Park, Utah

Coyote Buttes, Arizona

Near Stove Pipe Wells in Death Valley National Park, California

Capitol Reef National Park, Utah

Coyote Buttes, Arizona

Joshua Tree National Park, California

Bryce Canyon National Park, Utah

Coyote Buttes, Arizona

Death Valley National Park, California

Bryce Canyon National Park, Utah

Coyote Buttes, Arizona

Death Valley National Park, California

Canyonlands National Park (The Maze district), Utah

Coyote Buttes, Arizona

Death Valley National Park, California

Bryce Canyon National Park, Utah

Saguaro National Park, Arizona

Joshua Tree National Park, California

Canyonlands National Park (Islands in the Sky district), Utah

Coyote Buttes, Arizona

Death Valley National Park, California

Canyonlands National Park (Islands in the Sky district), Utah

Coyote Buttes, Arizona

Red Rock National Conservation Area, near Las Vegas, Nevada

Zion National Park, Utah

Coyote Buttes, Arizona

Arches National Park, Utah

Coyote Buttes, Arizona

Capitol Reef National Park, Utah

Valley of Fire State Park, near Las Vegas, Nevada

Bryce Canyon National Park, Utah