36 skyscrapers in a circle of one square kilometre
1912th tallest in the world (shared with 41 other buildings) 1814th tallest on the Northern Hemisphere (shared with 39 other buildings) 255th tallest in North America (shared with 7 other buildings) 217th tallest in the United States (shared with 5 other buildings) 32nd tallest in Chicago (shared with 2 other buildings)13th tallest built in 1990 10th tallest built in North America in 1990 9th tallest built in the United States in 1990 3rd tallest built in Chicago in 1990591st most northern skyscraper 6821st most southern skyscraper 331st most western skyscraper 7081st most eastern skyscraper16th tallest within 1 kilometre (2 equally tall buildings in that area) 32nd tallest within 10 kilometres (2 equally tall buildings in that area) 32nd tallest within 100 kilometres (2 equally tall buildings in that area) 70th tallest within 1000 kilometres (4 equally tall buildings in that area) 216th tallest within 2000 kilometres (6 equally tall buildings in that area) 280th tallest within 5000 kilometres (9 equally tall buildings in that area)21st most floors within 1 kilometre (4 buildings with same floor number) 66th most floors within 10 kilometres (6 buildings with same floor number) 67th most floors within 100 kilometres (6 buildings with same floor number) 140th most floors within 1000 kilometres (14 buildings with same floor number) 373rd most floors within 2000 kilometres (45 buildings with same floor number) 482nd most floors within 5000 kilometres (57 buildings with same floor number)174 metres from the closest taller building