Organ Pipe Cactus National Monument

Experience the only place in the US where the Organ Pipe Cactus naturally grows
Look closely. Look again. The sights and sounds of Organ Pipe Cactus National Monument, an International Biosphere Reserve, reveal a thriving community of plants and animals. Human stories echo throughout the Sonoran Desert, chronicling thousands of years of desert living. A wilderness hike, a scenic drive, or a night of camping will expose you to a living desert abounding with hidden life.
Map showing location of park.
Stars light up the sky with saguaro underneath.
Organ Pipe Cactus National Monument Certified as a Dark Sky Park
The National Park Service and DarkSky International are pleased to announce Organ Pipe Cactus National Monument as a Dark Sky Park. This certification recognizes the exceptional quality of the park’s night skies and provides added opportunities to enhance visitor experiences through astronomy-based interpretive programming.
Organ pipe cactus and mountains at sunset
Photo by NPS Photo/ Craig Stocks
sun setting on a green organ pipe cactus
Photo by NPS Photo
View of Alamo Canyon trail, flanked by saguaros and vegetation with mountains in background
Photo by NPS Photo/ C Stocks
Sonoran pronghorn with cholla stuck to its face
Photo by NPS Photo/ D Martin
A saguaro cactus with white blooms, with reddish mountains in the background
Photo by NPS Photo/ K Ceballos