London Millennium Tower 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 London that had been destroyed beyond repair by a Provisional IRA bomb blast. Designed by Foster & Partners, for then owner Trafalgar House, the plan was for the building to be the tallest in Europe and the sixth tallest in the world at that time, behind the twin Petronas Towers in Malaysia, the Sears Tower (now called the Willis Tower) in Chicago, and the twin towers of the World Trade Center in New
Vista Tower (Chicago) Vista Tower (Chicago) Construction started in August 2016 with expected completion in 2020. Upon completion, it will become the city's third-tallest building at . Designed by a team led by architect Jeanne Gang, Vista will supplant the nearby Aqua skyscraper (also designed by a team led by Jean Gang) as the tallest structure in the world designed by a woman. This will make Chicago home to the two tallest structures designed by a woman. Vista Tower is a joint project of Magellan Development Group and Wanda Group. The original estimated cost of construction was $900 million. The building will have