Morningstar Credit included the Ferris Bueller-related Skydeck in its $1.4 billion valuation of Blackstone’s Willis Tower.

Willis Tower’s renovated Skydeck opens Friday, offering a unique Chicago experience for tourists and locals alike. Here’s a sneak peek.

UPDATE: 11/12/2013 12:05 p.m. CHICAGO (CBS)-- The Willis Tower on Tuesday lost the title of the tallest building in the United States to the new World Trade center in New York. Technically, the ...

Willis Tower! It's weird, right? The name change? As a kid, the Sears Tower's name was something that was completely unique from the mega clothing store. It never occurred to me that the Sears ...

Willis Tower, downtown’s 1,450 ft. stack of architecture, engineering, commerce and civic pride, turns 40 next year. If you are of a certain age, that milestone might be as jarring as the fact ...

Willis Tower, once the world’s tallest building, now the nation’s second-tallest, is in line for a $500 million facelift, under an ambitious plan embraced by Mayor Rahm Emanuel.

Visitors to the Willis Tower’s SkyDeck in Chicago get an extra scare when the attraction’s protective layer covering the glass splintered into thousands of pieces under their feet.

Willis Tower is the 11th Sweetgreen restaurant to adopt the technology nationwide and the first to utilize a hybrid approach. “At our other Infinite Kitchens, it is just the Infinite Kitchen ...

Willis Tower was completed in 1973 and doesn't command the top-tier rents of newer buildings such as 300 N. LaSalle, which was finished in 2009. It also is 84 percent leased, ...