20 skyscrapers in a circle of one square kilometre
2575th tallest in the world (shared with 68 other buildings) 2451st tallest on the Northern Hemisphere (shared with 64 other buildings) 344th tallest in North America (shared with 6 other buildings) 281st tallest in the United States (shared with 5 other buildings) 44th tallest in Chicago30th tallest built in 2003 (shared with 1 other building) 4th tallest built in North America in 2003 3rd tallest built in the United States in 2003 Tallest built in Chicago in 2003519th most northern skyscraper 6728th most southern skyscraper 359th most western skyscraper 6888th most eastern skyscraper21st tallest within 1 kilometre 44th tallest within 10 kilometres 44th tallest within 100 kilometres 103rd tallest within 1000 kilometres (1 equally tall building in that area) 291st tallest within 2000 kilometres (5 equally tall buildings in that area) 377th tallest within 5000 kilometres (6 equally tall buildings in that area)20th most floors within 1 kilometre (3 buildings with same floor number) 35th most floors within 10 kilometres (5 buildings with same floor number) 35th most floors within 100 kilometres (5 buildings with same floor number) 68th most floors within 1000 kilometres (10 buildings with same floor number) 161st most floors within 2000 kilometres (26 buildings with same floor number) 200th most floors within 5000 kilometres (31 buildings with same floor number)310 metres from the closest taller building