Black Sea underground tunnels built by unknown civilization, crosses the entire sea from Romania to Turkey

Wow… This is absolutely unbelievable! Massive Underground City Discovered Beneath House-Could Accommodate Over Stories Deep, Air Shafts and Much More! (Incredible Video Footage and Photos)

Entrance to Derinkuyu Underground City in Cappadocia, Turkey. Early Christians fled the enemies and hid in underground cities. Round structure on left is a security stone door opened and closed from interior.

Entrance to Derinkuyu Underground City in Cappadocia, Turkey. Early Christians fled the enemies and hid in underground cities. Round structure on left is a security stone door opened and closed from interior.

Entrance to Derinkuyu Underground City in Cappadocia, Turkey. Early Christians fled the enemies and hid in underground cities. Round structure on left is a security stone door opened and closed from interior.

Derinkuyu is a spectacular Ancient underground city. Located in the Nevsehir Province, in Turkey, this city is actually the largest undergro.

Visit Ancient Derinkuyu Underground City in Cappadocia, Turkey


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