18 skyscrapers in a circle of one square kilometre
4213th tallest in the world (shared with 172 other buildings) 4020th tallest on the Northern Hemisphere (shared with 166 other buildings) 619th tallest in North America (shared with 13 other buildings) 504th tallest in the United States (shared with 10 other buildings) 78th tallest in Chicago (shared with 1 other building)25th tallest built in 1983 21st tallest built in North America in 1983 21st tallest built in the United States in 1983 3rd tallest built in Chicago in 1983441st most northern skyscraper 6272nd most southern skyscraper 359th most western skyscraper 6354th most eastern skyscraper28th tallest within 1 kilometre 78th tallest within 10 kilometres (1 equally tall building in that area) 78th tallest within 100 kilometres (1 equally tall building in that area) 181st tallest within 1000 kilometres (3 equally tall buildings in that area) 507th tallest within 2000 kilometres (11 equally tall buildings in that area) 674th tallest within 5000 kilometres (14 equally tall buildings in that area)19th most floors within 1 kilometre (3 buildings with same floor number) 41st most floors within 10 kilometres (6 buildings with same floor number) 41st most floors within 100 kilometres (6 buildings with same floor number) 76th most floors within 1000 kilometres (10 buildings with same floor number) 179th most floors within 2000 kilometres (21 buildings with same floor number) 220th most floors within 5000 kilometres (35 buildings with same floor number)61 metres from the closest taller building