December 16, 2016

by Mike Parkison

Rays of light illuminate the Superstition Mountains during a late-afternoon thunderstorm.

December 15, 2016

by Susan Cullumber

Luminarias line walkways at Besh-Ba-Gowah Archaeological Park in Globe.

December 14, 2016

by Klaus Priebe

Black-and-White Wednesday: Rock formations display a variety of textures and shapes at White Pocket.

December 13, 2016

by Mike Mihaljevich

The setting moon looms over a rider on horseback near sunrise in Sonoita.

December 12, 2016

by Rachel Bass

Shadows from clouds shroud the varied pastels of the Little Painted Desert near Winslow.

December 11, 2016

by Aleksandr Mironyuk

Sunlight forms intricate patterns on the walls of Lower Antelope Canyon.

December 10, 2016

by Gordon McDaniel

A barrel cactus displays a colorful bloom.

December 9, 2016

by Robert Shea

Sunset shrouds the Granite Dells of Watson Lake near Prescott.