gobekli tepe neolithic archaeological site, sanliurfa, turkey

asia asian middle east turkey turkish anatolia urfa sanliurfa gobekli tepe gobeklitepe potbelly hill unesco world heritage site neolithic millenium large circular structures stone pillars massive megaliths ruins ruined antic antique antiquity ancient excavated archaeology excavation historic historical city civilization times archaeologic archaeological landmark famous eastern mesopotamia travel destination tourist place interest day daylight daytime outdoors outdoor outside exterior people horizontal dating millennium