August 19, 2017

by Spence Fairbanks

Cattle and elk share a grassland in the White Mountains of Eastern Arizona.

August 18, 2017

by Nadine Wagner

A cave leads to the unknown at Vermilion Cliffs National Monument in Northern Arizona.

August 17, 2017

by Alex Skoczen

Sunset comes to the Grand Canyon, as seen from Desert View on the East Rim.

August 16, 2017

by Rye Sluiter

Black-and-White Wednesday: Storm clouds gather over the Blue River in Eastern Arizona.

August 15, 2017

by Darin Hayton

A succulent thrives in cinders at Sunset Crater Volcano National Monument northeast of Flagstaff.


August 14, 2017

by Katie Schwantes

A rainbow forms over the monsoon-fed greenery of the Canelo Hills near Parker Canyon Lake.

August 13, 2017

by Erik Merkow

Lightning flashes across the sky over the McDowell Mountains near Phoenix.

August 12, 2017

by Kathy Ritter

The sun sets behind one of the craggy ridges of the Mogollon Rim.