May 18, 2018

by Deborah Reeder

The glow of sunset illuminates the cliffs surrounding Canyon Lake northeast of Phoenix.

May 17, 2018

by Gerry Groeber

Sunrise comes to the iconic rock formations and sand dunes of Monument Valley.

May 16, 2018

by Phil Degginger

Black-and-White Wednesday: Curving formations and layered buttes define a morning view of Lake Powell.

May 15, 2018

by Liza Perez

A saguaro with numerous blossoms rises from the Sonoran Desert.

May 14, 2018

by Jim Rettie

Early-rising visitors greet the dawn at the Grand Canyon’s South Rim.

May 13, 2018

by Pattie Walsh

Two wild horses, a mare and a foal, graze near the Salt River northeast of Phoenix. Happy Mother’s Day!

May 12, 2018

by Chuck Claude

The Milky Way stretches across the sky over Sedona’s Cathedral Rock and Red Rock Crossing.

May 11, 2018

by Gannon McGhee

The last light of the day illuminates a craggy peak at Tucson Mountain Park.