Olympic Tower glitterati of that time. The planned use of the building was a groundbreaking concept at that time because it was the first mixed use zoned for Fifth Avenue, which had 21 floors of offices, 30 of condominiums and high-end retail on the first floor. It was constructed by shipping magnate Aristotle Onassis and his company, Victory Development, in joint venture partnership with Arlen Realty & Development Corporation. Olympic Tower was designed by the architectural firm of Skidmore, Owings and Merrill, notable for designing Willis Tower, the former Sears Tower and John Hancock Center in Chicago, among many other high-rise buildings
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