Heron Tower

The Heron Tower (officially 110 Bishopsgate) is a commercial skyscraper in London. It stands 230 metres (755 ft) tall including its 28-metre (92 ft) mast (202 metres (663 ft) excluding the mast) making it the tallest building in the City of London financial district[5] and the third tallest in Greater London and the United Kingdom, after The Shard in Southwark and One Canada Square at Canary Wharf.

More information on the Wikipedia page.