Join REI Adventures for four days of rigorous hiking and exploration in the Sonoran Desert! The trip features two days in Tucson with hiking in Saguaro National Park, and then two days in Ajo for exploring Cabeza Prieta National Wildlife Refuge and Organ Pipe Cactus National Monument. Click here for details and registration.
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Earlier Event: December 24
Christmas Eve in Ajo, 2017
Later Event: January 19
Organ Pipe Naturalist Journey