Melih Sular/National Geographic Photo Contest
National Geographic Photo Contest 2013
"This area known as Çankr Salt Cave and believed that it was operated by Hittites (3000 BC), since 5000 years. This area has the largest rock salt reserve in Turkey. This area stated 25 km. east from Çankr and rock salt production made by the mining method, room and pillar system. Although a relatively narrow entrance gallery, the galleries where production made resemble highway tunnels. Salt cavities, 400 m. under the earths crust, thick of blood vessel, separated orderly room and pillars. In other words, parallel galleries designed in salt cavities."