Casa Grande Ruins National Monument protects the remains of a Hohokam village compound dating primarily to the A.D. 1300s. Casa Grande was the first prehistoric ruin to be protected by the United States government, and was set aside in 1892 by President Benjamin Harrison. Additional information about Casa Grande Ruins National Monument is available at the official National Park Service website for Casa Grande Ruins
and at the Learning Center of the American Southwest Casa Grande Ruins National Monument
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