Blog: Command Center
tags: fact, weird, history, derinkuyu, turkey, secret room, discovery, underground city, underground tunnels, 7th century
did-you-kno: In 1963, a man in the Nevsehir Province of Turkey found a secret room behind a wall in his home which turned out to be an access point to the tunnels of the underground city of Derinkuyu, the largest excavated underground city in Turkey,
tags: fact, weird, history, derinkuyu, turkey, secret room, discovery, underground city, underground tunnels, 7th century