NAGASAKI, JAPAN - SEPTEMBER 23:  Hashima Island, as known as 'Battleship island (Gunkan-jima)' is seen on September 23, 2013 in Nagasaki, Japan. The island was a coal mining facility until its closure in 1974, more than 5,000 residents used to live this Japan's first concrete buidling apartments at its peak, there used to be a hospital, schools or even a theatre.  (Photo by Masashi Hara/Getty Images)