Large circular structures with massive stone pillars, Gobekli Tepe Neolithic archaeological site dating from 10 millennium BC, UNESCO World Heritage Site, Potbelly Hill, Sanliurfa, Turkey, Asia Minor, Asia
Stela at the Structure I, detailed view, Calakmul Archaeological Site, Campeche State, Mexico
The Tzompantli, Platform of the Skulls, Chichen Itza, Yucatan State, Mexico
