Tucson, Arizona - The Kitt Peak National Observatory, located on the Tohono O'odham Nation at nearly 7,000 feet elevation above the Sonoran Desert.

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Size: 4319px × 2879px
Location: Sonoran Desert, Tucson, Arizona, United States
Photo credit: © Jim West / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: america, arizona, astronomy, cactus, cholla, desert, horizontal, kitt, mountain, national, observatory, oodham, optical, peak, research, science, sells, sky, sonoran, southwest, states, tohono, tucson, united, usa