Sear Tower Chicago Illinois
1974 Site Area. Its the 14th. Glass Skydeck At Chicago S Willis Tower Formerly Sears Tower Cracks Time 4565844 ft2 105 acres Number of Stories. Sear tower chicago illinois . At the time of its completion in 1973 it was the tallest building in the world surpassing the World Trade Center towers in New York and it held this rank for nearly 25 years. 5-Star Rated Willis Tower Tickets Trips and Activities. Save up to 50 on your reservation. 3 acres Project Area. Book Now to Avoid Disappointment. The building has been the tallest in North America since 1973 surpassing both the former World Trade Center and Empire State Building. Save up to 50 on your reservation. The Willis Tower is the tallest building in the United States and. Book Top Tours on Viator. Sears Tower modernization and hotel. Page updated Dec 15 2018. Offering spectacular views spanning up to four states a one-stop Chicago experience full of interactive exhibits and the Willis Tower glass ledge.