November 10, 2015

by Darcy Rose

An Argentine giant cactus blooms at Phoenix’s Desert Botanical Garden.

November 9, 2015

by Cliff LaPlant

Young saguaros sprout from the rocky landscape of the Eagletail Mountains Wilderness west of Phoenix.

November 8, 2015

by Mary Bahmer

Mount Lemmon, north of Tucson, shows its autumn colors.

November 7, 2015

by Kim Lusk

A sidewinder warms up on an Arizona road after dark.

November 6, 2015

by Reid Helms

Fall colors peak along the Salt River, which reflects nearby Bulldog Rock.

November 5, 2015

by Sue Cullumber

South Mountain Park in Phoenix features Hidden Valley, a secluded rock formation.

November 4, 2015

by Joshua Ramsay

Black-and-White Wednesday: A long-abandoned ruin in Canyon de Chelly is tucked beneath a sheer cliff face.

November 3, 2015

by Tam Ryan

Golden-leafed aspens line a dirt road that leads to Hart Prairie northwest of Flagstaff.