October 16, 2014

by Stacy Elliott

Mature saguaros reach skyward at Desert Botanical Garden in Phoenix.

October 15, 2014

by Michael Kenan

Black-and-White Wednesday: The mighty Hoover Dam, photographed from a recently completed bridge.

October 14, 2014

by Aaron Burrows

Fallen leaves collect in a stream in the White Mountains of Eastern Arizona.

October 13, 2014

by Ray Lee

A waterfall cascades into a tributary of the Grand Canyon.

October 12, 2014

by Allen Karsh

Aspens display their golden hues on the North Rim of the Grand Canyon.

October 11, 2014

by Diane Powell Ferguson

A flower sprouts from the brown soil of Monument Valley.

October 10, 2014

by Kah-Wai Lin

Dusk bathes the Grand Canyon in vibrant color, as seen from Yavapai Point.

October 9, 2014

by Harry Ford

Rushing water creates a vortex in the Aravaipa Canyon Wilderness.