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wailee6 | profile | all galleries >> US and Canada Destinations >> National Parks and Monuments >> Organ Pipe Cactus National Monument tree view | thumbnails | slideshow | map

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Organ Pipe Cactus National Monument

Organ Pipe Cactus National Monument protects a stretch of the Sonoran Desert in southern Arizona, near the U.S.–Mexico border. It is best known for being the only place in the United States where the multi-stemmed organ pipe cactus grows naturally in abundance, along with many other desert plants. Organ Pipe Cactus National Monument is 517 sq mi (1,340 km2) in size. In 1976 the monument was declared a Biosphere Reserve by UNESCO, and in 1977 95% of the monument was declared a wilderness area.
Organ Pipe Cactus
Organ Pipe Cactus
A Young Organ Pipe Cactus
A Young Organ Pipe Cactus
Close-up
Close-up
Ajo Mountain Drive
Ajo Mountain Drive
Ajo Mountain
Ajo Mountain
Tillotson Peak
Tillotson Peak
Double Arch
Double Arch
Diaz Peak and Diaz Spire
Diaz Peak and Diaz Spire