Canary Wharf is a major business district located in Tower Hamlets, London, United Kingdom. It is one of London’s two main financial centres – along with the traditional City of London – and contains many of the UK’s tallest buildings, including the second-tallest, One Canada Square. Canary Wharf contains around 14,000,000 square feet of office and retail space, of which around 7,900,000 square feet is owned by Canary Wharf Group.