Spruce Tree House, cliff dwellings, Anasazi Native American ruins, Mesa Verde National Park, Colorado, America, United States

aged america american americans anasazi architecture area areas attraction attractions building buildings cave caves cliff colorado conservation day daylight daytime during dwelling dwellings exterior exteriors famous historic historical historically history house house houses indian inside known mesa national national native natural nature nobody north of old outdoor park park parks photo photos preserve preserves renowned reserve reserves rock rocks ruins sanctuaries sanctuary seeing shot shots sight sights site sites spruce states the tourist tree united us us american usa verde well well known wildlife worth