Greek Fortifications, southern city wall, Valle dei Templi (Valley of Temples), UNESCO World Heritage Site, Hellenic architecture, Agrigento, Sicily, Italy, Mediterranean, Europe

color image horizontal travel destinations travel italy europe no people outdoors day copy space clear sky sky mediterranean ancient greece fortification wall valley of temples unesco world heritage site agrigento sicily tree nature old ruin building architecture travel destination tourist destination tourist destinations outdoor outside ruin ruins old ruins past historic nobody no one no person daytime buildings architectural