The Shard, also referred to as the Shard London Bridge and formerly London Bridge Tower, is a 72-storey mixed use development supertall skyscraper, designed by the Italian architect Renzo Piano, in Southwark, London, that forms part of The Shard Quarter development. Standing 309.6 metres high, The Shard is the tallest building in the United Kingdom, and the seventh-tallest building in Europe, the second-tallest outside Russia, only 40cm less than the Varso Tower in Warsaw.