organ pipe cactus national monument arizona usa

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Ajo Mountain Drive can be found in the Organ Pipe Cactus National Monument, Arizona, USA Royalty Free Stock Photo

Teddy bear cholla cactuses in Organ Pipe Cactus National Monument, Arizona, USA Royalty Free Stock Photo

Parkinsonia, Palo Verde, in Organ Pipe Cactus National Monument, Arizona, USA Royalty Free Stock Photo

Chain Fruit Cholla, Saguaro and other cactuses in Organ Pipe Cactus National Monument, Arizona, USA Royalty Free Stock Photo

Organ Pipe Cactus National Monument, Arizona, USA

Ocotillo cactuses at sunset in Organ Pipe Cactus National Monument, Arizona, USA Royalty Free Stock Photo

Organ Pipe Cactus along the North Puerto Blanco Drive at Organ Pipe Cactus National Monument in southern Arizona, USA. In 1976 the monument was declared a Biosphere Reserve by UNESCO