29 skyscrapers in a circle of one square kilometre
3991st tallest in the world (shared with 61 other buildings) 3812th tallest on the Northern Hemisphere (shared with 57 other buildings) 579th tallest in North America (shared with 17 other buildings) 476th tallest in the United States (shared with 11 other buildings) 72nd tallest in Chicago (shared with 3 other buildings)58th tallest built in 2005 (shared with 2 other buildings) 6th tallest built in North America in 2005 5th tallest built in the United States in 2005 4th tallest built in Chicago in 2005516th most northern skyscraper 6197th most southern skyscraper 349th most western skyscraper 6364th most eastern skyscraper43rd tallest within 1 kilometre (1 equally tall building in that area) 72nd tallest within 10 kilometres (3 equally tall buildings in that area) 72nd tallest within 100 kilometres (3 equally tall buildings in that area) 170th tallest within 1000 kilometres (6 equally tall buildings in that area) 481st tallest within 2000 kilometres (11 equally tall buildings in that area) 632nd tallest within 5000 kilometres (17 equally tall buildings in that area)58th most floors within 1 kilometre (3 buildings with same floor number) 107th most floors within 10 kilometres (3 buildings with same floor number) 108th most floors within 100 kilometres (3 buildings with same floor number) 262nd most floors within 1000 kilometres (10 buildings with same floor number) 715th most floors within 2000 kilometres (22 buildings with same floor number) 942nd most floors within 5000 kilometres (25 buildings with same floor number)126 metres from the closest taller building