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Yuma Crossing National Heritage AreaColorado River
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Yuma Crossing National Heritage Area
Frequently Asked Questions
 
The 'Big House' at Casa Grande National Monument  

Did You Know?
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.

Last Updated: July 31, 2006 at 14:50 EST