This Ancient Arizona Civilization Built 500 Miles of Canals by Hand, Then Vanished Without a Trace
© Shutterstock One of Arizona’s Greatest Ancient Wonders The Casa Grande Ruins represent one of North America’s most remarkable prehistoric structures. It was built by the Hohokam people, a civilization that mysteriously disappeared around 1450 CE. The word Hohokam itself is a Pima Indian word meaning ‘‘those who have disappeared.’’ The name “Casa Grande” … Read more