22 skyscrapers in a circle of one square kilometre
3128th tallest in the world (shared with 45 other buildings) 2976th tallest on the Northern Hemisphere (shared with 45 other buildings) 430th tallest in North America (shared with 15 other buildings) 358th tallest in the United States (shared with 14 other buildings) 54th tallest in Chicago (shared with 1 other building)3rd tallest built in 1955 Tallest built in North America in 1955 Tallest built in the United States in 1955 Tallest built in Chicago in 1955493rd most northern skyscraper 6220th most southern skyscraper 384th most western skyscraper (shared with 1 other building) 6328th most eastern skyscraper (shared with 1 other building)25th tallest within 1 kilometre (1 equally tall building in that area) 54th tallest within 10 kilometres (1 equally tall building in that area) 54th tallest within 100 kilometres (1 equally tall building in that area) 125th tallest within 1000 kilometres (3 equally tall buildings in that area) 363rd tallest within 2000 kilometres (11 equally tall buildings in that area) 469th tallest within 5000 kilometres (16 equally tall buildings in that area)48th most floors within 1 kilometre (3 buildings with same floor number) 98th most floors within 10 kilometres (3 buildings with same floor number) 99th most floors within 100 kilometres (3 buildings with same floor number) 235th most floors within 1000 kilometres (7 buildings with same floor number) 644th most floors within 2000 kilometres (28 buildings with same floor number) 846th most floors within 5000 kilometres (40 buildings with same floor number)78 metres from the closest taller building