Discover the unique places that make Organ Pipe Cactus a wonder of the desert southwest. Encompassing over 500 square miles of land, Organ Pipe Cactus National Monument is full of special places and resources that tell the amazing stories of nature and culture in the Sonoran Desert.

Last updated: July 17, 2016

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Mailing Address:

10 Organ Pipe Drive
Ajo, AZ 85321


(520) 387-6849 x7302

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