Kiva in foreground, Step House Ruin, dates from 626AD to 1226AD, Mesa Verde National Park, UNESCO World Heritage Site, Colorado, United States of America, North America

photography colour colour image color color image vertical vertical image outdoors outside day nobody no one no one travel travel destination travel destinations tourist destination primitive culture old ruin ruins ruined old ruins remains ancient culture indigenous culture archaeological site kiva step house ruin mesa verde national park unesco unesco world heritage site world heritage site colorado usa us united states united states of america north america american north american stone building exterior building buildings rock