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

Neolithic archaeological site of Karahan Tepe, circular stone structure with T Shape pillars, Sanliurfa, Turkey, Asia Minor, Asia

Neolithic archaeological site of Karahan Tepe, circular stone structure with T Shape pillars, Sanliurfa, Turkey, Asia Minor, Asia

Sightseers viewing the Old Town at sunset from Nebet Tepe, Prayer Hill, the City's highest point, Plovdiv, Bulgaria, Europe

Eastern Plovdiv viewed from Nebet Tepe (Prayer Hill), Archaeological Complex, the City's highest point, Plovdiv, Bulgaria, Europe

Saparmurat Haji Mosque, Geok Tepe, Turkmenistan, Central Asia, Asia

Iraqi, Afghani and Syrian refugees in Kara Tepe refugee camp in Lesbos, Greece

shades being distributed by Boat Refugee Foundation in Tara Tepe refugee camp in Greece

shades being distributed by Boat Refugee Foundation in Tara Tepe refugee camp in Greece

shades being distributed by Boat Refugee Foundation in Tara Tepe refugee camp in Greece

Iraqi, Afghani and Syrian refugees in Kara Tepe refugee camp in Lesbos, Greece

Site Of Ancient Ruins Of The Oldest Civilization, Gobekli Tepe, Turkey