Cliff Palace, a cliff dwelling of the Native American Indians, about 800 years old, Mesa Verde National Park, UNESCO World Heritage Site, Colorado, USA, North America

800 about aged america american americans americas area areas attraction attractions cave caves cliff cliff colorado conservation day daylight daytime during dwelling dwellings exterior exteriors first heritage historic historical historically history house houses indian indian indians indigenous indio indios inside mesa national national nations native native natural nature nobody north of old outdoor palace park park parks peoples photo photos preserve preserves reserve reserves rock rocks sanctuaries sanctuary seeing shot shots sight sights site site sites sites states the tourist unesco united us us american usa verde wildlife world worth years