13 skyscrapers in a circle of one square kilometre
3991st tallest in the world (shared with 61 other buildings) 3812th tallest on the Northern Hemisphere (shared with 57 other buildings) 579th tallest in North America (shared with 17 other buildings) 476th tallest in the United States (shared with 11 other buildings) 72nd tallest in Chicago (shared with 3 other buildings)16th tallest built in 1986 12th tallest built in North America in 1986 12th tallest built in the United States in 1986 2nd tallest built in Chicago in 1986443rd most northern skyscraper 6270th most southern skyscraper 407th most western skyscraper 6306th most eastern skyscraper20th tallest within 1 kilometre (1 equally tall building in that area) 72nd tallest within 10 kilometres (3 equally tall buildings in that area) 72nd tallest within 100 kilometres (3 equally tall buildings in that area) 170th tallest within 1000 kilometres (6 equally tall buildings in that area) 481st tallest within 2000 kilometres (11 equally tall buildings in that area) 632nd tallest within 5000 kilometres (17 equally tall buildings in that area)12th most floors within 1 kilometre (1 building with same floor number) 31st most floors within 10 kilometres (3 buildings with same floor number) 31st most floors within 100 kilometres (3 buildings with same floor number) 56th most floors within 1000 kilometres (8 buildings with same floor number) 129th most floors within 2000 kilometres (22 buildings with same floor number) 162nd most floors within 5000 kilometres (25 buildings with same floor number)255 metres from the closest taller building