15 skyscrapers in a circle of one square kilometre
7264th tallest in the world (shared with 147 other buildings) 6920th tallest on the Northern Hemisphere (shared with 134 other buildings) 1028th tallest in North America (shared with 31 other buildings) 826th tallest in the United States (shared with 29 other buildings) 122nd tallest in Chicago (shared with 2 other buildings)70th tallest built in 1999 (shared with 2 other buildings) 4th tallest built in North America in 1999 (shared with 2 other buildings) 4th tallest built in the United States in 1999 (shared with 2 other buildings) Tallest built in Chicago in 1999510th most northern skyscraper 6902nd most southern skyscraper 358th most western skyscraper 7054th most eastern skyscraper36th tallest within 1 kilometre 122nd tallest within 10 kilometres (2 equally tall buildings in that area) 122nd tallest within 100 kilometres (2 equally tall buildings in that area) 310th tallest within 1000 kilometres (6 equally tall buildings in that area) 842nd tallest within 2000 kilometres (26 equally tall buildings in that area) 1119th tallest within 5000 kilometres (31 equally tall buildings in that area)24th most floors within 1 kilometre (2 buildings with same floor number) 59th most floors within 10 kilometres (4 buildings with same floor number) 59th most floors within 100 kilometres (4 buildings with same floor number) 115th most floors within 1000 kilometres (14 buildings with same floor number) 294th most floors within 2000 kilometres (41 buildings with same floor number) 383rd most floors within 5000 kilometres (55 buildings with same floor number)70 metres from the closest taller building