14 skyscrapers in a circle of one square kilometre
6660th tallest in the world (shared with 143 other buildings) 6344th tallest on the Northern Hemisphere (shared with 135 other buildings) 923rd tallest in North America (shared with 33 other buildings) 745th tallest in the United States (shared with 25 other buildings) 111th tallest in Chicago (shared with 5 other buildings)39th tallest built in 1990 23rd tallest built in North America in 1990 22nd tallest built in the United States in 1990 6th tallest built in Chicago in 1990516th most northern skyscraper 6896th most southern skyscraper 418th most western skyscraper 6994th most eastern skyscraper40th tallest within 1 kilometre (2 equally tall buildings in that area) 111th tallest within 10 kilometres (4 equally tall buildings in that area) 111th tallest within 100 kilometres (5 equally tall buildings in that area) 267th tallest within 1000 kilometres (14 equally tall buildings in that area) 751st tallest within 2000 kilometres (29 equally tall buildings in that area) 1008th tallest within 5000 kilometres (34 equally tall buildings in that area)33rd most floors within 1 kilometre 63rd most floors within 10 kilometres (2 buildings with same floor number) 64th most floors within 100 kilometres (2 buildings with same floor number) 130th most floors within 1000 kilometres (9 buildings with same floor number) 336th most floors within 2000 kilometres (36 buildings with same floor number) 439th most floors within 5000 kilometres (42 buildings with same floor number)79 metres from the closest taller building