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AZOP_010 - Cacti and Ajo Mountains, Organ Pipe Cactus National Monument, Arizona.jpg
AZOP_010 -  Organ pipe, saguaro and cholla cacti grow on slopes and plains beneath east face of the Ajo Mountains, Organ Pipe Cactus National Monument, Arizona, USA --- (4x5 inch original, File size: 7742x6000, 133mb uncompressed)