25 skyscrapers in a circle of one square kilometre
3479th tallest in the world (shared with 86 other buildings) 3315th tallest on the Northern Hemisphere (shared with 83 other buildings) 482nd tallest in North America (shared with 20 other buildings) 399th tallest in the United States (shared with 17 other buildings) 59th tallest in Chicago (shared with 3 other buildings)5th tallest built in 1964 (shared with 1 other building) 5th tallest built in North America in 1964 (shared with 1 other building) 4th tallest built in the United States in 1964 (shared with 1 other building) Tallest built in Chicago in 1964 (shared with 1 other building)470th most northern skyscraper 6251st most southern skyscraper 344th most western skyscraper 6377th most eastern skyscraper39th tallest within 1 kilometre (1 equally tall building in that area) 59th tallest within 10 kilometres (3 equally tall buildings in that area) 59th tallest within 100 kilometres (3 equally tall buildings in that area) 138th tallest within 1000 kilometres (7 equally tall buildings in that area) 400th tallest within 2000 kilometres (19 equally tall buildings in that area) 525th tallest within 5000 kilometres (23 equally tall buildings in that area)9th most floors within 1 kilometre (2 buildings with same floor number) 22nd most floors within 10 kilometres (3 buildings with same floor number) 22nd most floors within 100 kilometres (3 buildings with same floor number) 40th most floors within 1000 kilometres (4 buildings with same floor number) 93rd most floors within 2000 kilometres (11 buildings with same floor number) 118th most floors within 5000 kilometres (13 buildings with same floor number)135 metres from the closest taller building