LONDON, ENGLAND - APRIL 22: A view of commuter trains passing Southwark Cathedral as they make their way to London Bridge station, seen from the Sky Garden of 20 Fenchurch Street on April 22, 2015 in London, England. Number 20 Fenchurch Street in the financial district is London's newest skyscraper and is known as The Walkie Talkie. The Sky Garden sits at the top of the building, with two restaurants and a bar, and is Londons highest public garden. (Photo by Jim Dyson/Getty Images)
