7. Derinkuyu, Turkey – Underground City

Derinkuyu, Turkey – Underground City

The Cappadocia region features unique rock formations that ancient Turks used to carve homes into.

The 5,000-year-old city Derinkuyu boasts a network of tunnels that connect the various parts of this subterranean city, spread out over 11 underground levels.

There are hundreds of entrances, making you feel like a little ant in an ant hill.

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