• The Great House at Casa Grande Ruins stands out for miles

    Casa Grande Ruins

    National Monument Arizona

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  • Visitor Center Update

    The Visitor Center is OPEN! Major heating/cooling system work is done. Fees are being collected and passes are available.

Nature & Science

The Sonoran Desert seems a hostile and unhospitable place, yet there are plenty of people, animals, and plants that call this area home. It may take a keen eye and a patient ear but you can generally find a thriving community wherever you search. We welcome you to share your photographs and stories of desert wildlife here at Casa Grande Ruins. Use the Contact Us link.

 
The desert seems featureless and empty
The Sonoran Desert is sometimes barren looking but just add water and WOW
NPS

Did You Know?

The 'Big House' at Casa Grande National Monument

Casa Grande Ruins National Monument was the first cultural and prehistoric site to be protected by the United States government. It was set aside in 1892 by President Benjamin Harrison.