20 Fenchurch Street is a commercial skyscraper in London that takes its name from its address on Fenchurch Street, in the historic City of London financial district. It has been nicknamed The Walkie Talkie because of its distinctive shape. Construction was completed in spring 2014, and the top-floor sky garden was opened in January 2015. The 34-storey building is 160 m 525 ft tall, making it the sixth-tallest building in the City of London and the 12th tallest in London, England, United Kingdom.