Chicago is home to one of the tallest buildings in the world: the Willis Tower. So tall that on a windy day, the topmost floors can sway as much as three feet. But what keeps it from falling?

The Ledge is a glass box on the 103rd floor of the Willis Tower, the eighth-tallest building ... At an altitude of 1,353 feet you can see up to 50 miles and four states. The Ledge attracts more ...

Willis Tower and its Skydeck sit above South Wacker Drive on the western edge of the Loop. You'll find the Quincy/Wells L station nearby, as well as several bus stops and a parking garage.

Landmark opened in 1973 with original tenant Sears Roebuck & Co. CHICAGO ... Willis tower. He said, 'Where the hell is that?'" a member of the Facebook group wrote. "That pretty much sums it up.

One of the busiest Sweetgreen locations in the Chicago area, the retrofitted Willis Tower restaurant has been expanded by 40% ...