Saguaro National Park

Sunset over Saguaro National Park (West) in the Tucson Mountains just outside of Tucson.

Sunset over Saguaro National Park (West) in the Tucson Mountains just outside of Tucson.

Sunset over Saguaro National Park (West) in the Tucson Mountains just outside of Tucson.

Sunset over Saguaro National Park (West) in the Tucson Mountains just outside of Tucson.

Sunset over Saguaro National Park (West) in the Tucson Mountains just outside of Tucson.

Sunset over Avra Valley, Arizona, just west of Tucson. Kitt Peak dominates the horizon on the left most edge of the photo.

Final moments of the sunset over Saguaro National Park (West) in the Tucson Mountains just outside of Tucson.