El Caracol (the Snail), Observatory, Chichen Itza, UNESCO World Heritage Site, Yucatan, Mexico, North America

photography colour colour image color color image horizontal horizontal image outdoors outside day background people incidental people people in the background travel destination travel destinations travel tourist destination el caracol observatory astronomy cloud cloudscape crumbling chichen itza mayan archaeological site unesco unesco world heritage site world heritage site classic period yucatan mexico usa us united states united states of america north america american north american building exterior building buildings ancient civilization ancient archaeology mayan culture ancient culture history historical historic heritage stone architecture architectural tree ruin wall tiered steps dome domes domed staircase