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  Know about fascinating underground city of Turkey, Derinkuyu

  World | June 09, 2014 9:47 IST

  New Delhi: In the historical region of Cappadocia, there are over 200 underground cities in the   Nevşehir Province of Turkey. Carved out of unique geological formation, these cities were claimed to be used by refugees

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  Gaddafi's Underground City Under Tripoli

  World | August 26, 2011 15:23 IST

  London, Aug 26: Fallen Libyan dictator Muammar Gaddafi had virtually built an underground city under the capital Tripoli, with a vast maze of well hidden reinforced tunnels fanning out for miles in different directions. “There