Sears Tower
Backdoor
Height (tip of flag): 527 m (1,729 ft)
Height (structural): 442 m (1,450 ft)
Location: 233 South Wacker Drive, Chicago, Illinois 60606, U.S.A.
Construction years: 1974
Architects: Skidmore, Owings & Merrill
Floors over ground: 110
Owner: TrizecHahn Office Properties
YATS Height Ranking: #8
YATS Age Ranking: #2
Official Website: www.sears-tower.com
104 elevators running. World's tallest building including antenna. Highest occupied floor. World's tallest building 1974-1996.
Photo © www.corbis.com/Kelly-Mooney Photography