Sears, Roebuck and Co.’s announcement that it would build the world’s tallest building in downtown Chicago ... to the Willis Tower in 2009) later, former Tribune photographer Charles Osgood ...

1981: “Spider Dan” Goodwin scaled the Sears Tower, which was then the world’s tallest building. At least 200 people showed up ...

Left photo from @LWilz/Twitter ... last Sunday caused a building-wide power outage at Chicago's iconic 1,450 ft.-tall Willis Tower (aka Sears Tower), which has since loomed ominously over the ...

But in 1974, the company moved to the Sears Tower and ... Homan Square area in Chicago, some buildings still remained empty and are considered historical landmarks. Local photographer Martin ...

Once installed in Chicago's Sears Tower, the fate of Calder's work hangs in the balance of the retailer's bankruptcy proceedings. Alexander Calder, Universe (1974), upon its original installation ...

CHICAGO — One of Chicago ... to often by local residents as the Sears Tower, a celebratory open house was held on Thursday that featured live music, photo-ops, and giveaways.

Just like in this scene from the 80s masterpiece Ferris Bueller's Day Off (Warning: Strong language), The Willis Tower (formerly The Sears Tower ... view of downtown Chicago's Loop.