London Millennium Tower St Mary Axe, the name of a different skyscraper that stands on the site today. English Heritage had been one of the largest backers of the project until they withdrew their support, due to Heathrow Airport objecting to the disruption that such a tall building would have on their flight paths. The project was eventually cancelled and the site sold to Swiss Re, which created its headquarters, also designed by Foster & Partners. London Millennium Tower The London Millennium Tower was one of several ideas for the site of the former Baltic Exchange at 30 St Mary Axe, City of
30 St Mary Axe designed by Norman Foster and Arup Group. It was erected by Skanska; construction started in 2001. The building has become a recognisable feature of London, and it is one of the city's most widely recognised examples of contemporary architecture. The building stands on the former sites of the Baltic Exchange (24-28 St Mary Axe), which was the headquarters of a global marketplace for shipping freight contracts and also soft commodities, and the Chamber of Shipping (30-32 St Mary Axe). On 10 April 1992, the Provisional IRA detonated a bomb close to the Exchange, causing extensive damage to the historic building