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Constructed by Ancestral Puebloans in the 1200s, the 150-room Cliff Palace is now part of Mesa Verde National Park and is one of the most photographed places on Earth.
Place:
Four Corners
Date:
October 2009
Copyright Notes:
By John Fowler from Placitas, NM, USA (Cliff Palace) [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons