Aerials Views Of The Canary Wharf Business District And The City Of London

Skyscrapers including Tower 42, the Heron Tower, the Leadenhall building, also known as the "Cheesegrater," 30 St Mary Axe, also known as "the Gherkin," and 20 Fenchurch Street, also known as the "Walkie-Talkie," stand surrounded by commercial office buildings in this aerial photograph taken over the City of London, U.K., on Monday, Dec. 9, 2013. Bank of England Governor Mark Carney said Britain's recovery will need to be sustained for a while before it is strong enough to withstand higher interest rates. Photographer: Matthew Lloyd/Bloomberg via Getty Images