Willis Tower: Media
building, Chicago, Illinois, United States
Videos
Examine the architectural design of Chicago's Willis Tower, inspired by a pack of cigarettes
Learn about Chicago's Willis Tower, including how a pack of cigarettes inspired its...
What is the history of Sears, Roebuck and Company and Willis (Sears) Tower in Chicago?
Learn about the history of Sears, Roebuck and Company and Willis (Sears) Tower, Chicago.
Discover wind-resistant architectural designs in Chicago, including the bundled tube system used in Willis Tower
Learn about wind-resistant architectural designs in Chicago, notably the bundled...
See how electricians change the colored roof lenses of Willis Tower
Learn about how various colored lenses are used to light the antennas atop Willis...
Images
Willis Tower, Chicago
The exterior of Willis Tower, Chicago, is sheathed in black aluminum and bronze-tinted...
© Urbanhearts/Fotolia
Willis Tower: the Ledge
The Ledge at Willis Tower, Chicago.
Skydeck Chicago (A Britannica Publishing Partner)
Willis Tower
The Willis Tower, Chicago, engineered by Fazlur R. Khan, 1973; photograph 1982.
Milt and Joan Mann/Cameramann International
Willis Tower
Before the Sears (now Willis) Tower (right) was built in the early 1970s, many people...
© 2007 Index Open
Willis Tower
Once the world's tallest building, the Willis Tower (1974; formerly the Sears Tower),...
© Bruce Walters
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