A portion of the Cliff Palace ruins at Mesa Verde National Park in southwestern Colorado's Montezuma County. Cliff...

A portion of the Cliff Palace ruins at Mesa Verde National Park in southwestern Colorado's Montezuma County. Cliff Palace is the largest cliff dwelling in North America. Tree ring dating from logs used in the complex indicates that construction and refurbishing of Cliff Palace was continuous from about 1190 through 1260 A.D. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally enhanced by rawpixel.

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ID : 
582469

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