aerial photograph of canyons, mesas, and dry riverbeds in the south western united states

plain geology plateau soil badlands landscape tundra steppe terrain wilderness wadi valley grassland mountain hill prairie coast sand aerial view canyons mesas dry riverbeds south western united states southwestern nature mountains sky desert water travel flight high field air rock river plane canyon arizona land town altitude earth usa airplane window road rural scene environment climate change drought brownfield mcadorey shortage reservoir background copy space tourism destination global warming mesa riverbed photograph