Derinkuyu underground city | Turkey

Postcard
Here is another view of the Derinkuyu underground city. An ancient multi-level underground city in the Derinkuyu district in Nevşehir Province, Turkey.

Göreme National Park and the Rock Sites of Cappadocia is a UNESCO World Heritage site. Subterranean city of Derinkuyu is one of the 7 locations that comprises this site.