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The Sears Tower is 108 floors with a height of 1,729 feet (From Franklin Street Entrance).

It was built in 1974.

It was renamed the Willis Tower on July 16, 2009.

The Sears Tower measures 443 meters (1,454 ft.) to the roof and 527 meters (1,729ft From Franklin Street Entrance) including the antenna.one of the tallest building in the world

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13y ago

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