Business Insider was given a tour of London's abandoned Aldwych Underground station. The station has quite the history, opening in 1907 and serving as a bomb shelter during the Blitz in the 1940s.

Surrounded by the bustle of Covent Garden, One Aldwych is a privately owned hotel ... and inventive cocktails can be enjoyed at the Lobby Bar. A 24-hour gym, a chlorine-free swimming pool and ...