Ground work began in 1970 and the first steel was laid in 1971.
Illinois does. The Willis Tower (aka Sears Tower) in Chicago, Illinois is currently the tallest building in the U.S.Chicago- Sears tower
1.Sears/willis tower 1451ft 2. Empire state building 1250ft. 3. The Eiffel tower 986ft to roof/ 1063 to antenna spire(not counted)>
Willis Tower (Formerly Sears Tower) is a building found at Chicago in USA.
It is an office building.
sears tower
No, people do not live in the Sears Tower. The Sears Tower is an office building and people work in it only. It was renamed Willis Tower on July 16, 2009.
The Sears Tower is an actual building while social structure is a concept in sociology.
No. The Willis Tower (formerly Sears Tower) was built approx. 80 years after the Eiffel Tower, and the tallest building before the Sears Tower was the World Trade Center.
Eiffel Tower, Chrysler Building, Sears Tower, Seagram Building, and the US Steel Tower
It was the Sears Tower which is now called the Willis Tower.
sears tower
they wanted to build it