25 Copthall Ave, 75 London Wall, 99 Bishopsgate, 138 Houndsditch, 150 Bishopsgate, 199 Bishopsgate, Bishopsgate, City of London, EC2M 3XD, Heron Tower, Leadenhall Building, london, The St Botolph Building, tower 42. Dusk aerial view over the City of London, Square Mile, London.