a moody, black and white photo of a lone saguaro cactus in a valley between two hills.

alone america arizona black bright cacti cactus camping conservation cowboy desert deserted desolate dramatic dry environment form hiking hill hills hot isolated landscape lone lonely moody mountain natural nature north painful parched pattern peaceful phoenix photo prickly protected rocks saguaro sanora shape side sonora sonoran states sunny texture this three tourism travel two united valley vegetation vertical western white