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Organ Pipe Cactus National Monument

(2,554) National monument in Pima County, Arizona
Organ Pipe Cactus National Monument is a U.S. national monument and UNESCO biosphere reserve located in extreme southern Arizona that shares a border with the Mexican state of Sonora. The park is the only place in the United States where the senita and organ pipe cactus grow wild.
Address: 10 Organ Pipe Dr, Ajo, AZ 85321
Hours: Opens soon ⋅ 9 AM
Phone: (520) 387-6849