Sand dunes with hail, Great Sand Dunes National Park, Colorado
Cinder cone, Lassen Volcanic National Park, California.
Cinder hills, San Francisco Volcanic Field, Arizona.
Desert art, Sedona, Arizona.
Death Valley National Park, California.
Badwater, Death Valley National Park, California.
White Sands National Monument, New Mexico.
Collared lizard, Butler Wash, Utah.
Collared lizard, Fruita, Colorado.
Heart-shaped cactus paddle, Organ Pipe National Monument, Arizona
Flowers on the sand, Coyote Buttes, Arizona.