As he prepares to take the stage Thursday night at Lollapalooza, country music star Luke Combs hilariously refused to step on ...

He watched people walk over the Skydeck's glass floor, but ultimately refused when it was his turn.

In a video shared by himself and the Skydeck at Willis Tower on Instagram, Combs visited the famous glass-floor observation ...

"I would much rather have an encounter with a grizzly bear," Combs said in a social media post. The country music star made ...

A fire alarm at United Airlines headquarters at the Willis Tower in Illinois, Chicago sparked a nationwide ground stop for ...

A Willis Tower spokesman Bill Utter clarified Thursday that it was a protective coating, not glass, that cracked – as it sometimes does. “At no time whatsoever was the integrity of the ...

Completed in 1974, the Willis Tower was known as the world's tallest building for almost a quarter of a century. Ten years ago, an observation deck with four protruding transparent boxes was added ...

The tower's original tenant, Sears Roebuck and Co., moved out in 1992 but its name remained. Sign up for our redesigned Morning Update newsletter.

The Sears Tower, one of the world's iconic skyscrapers and the tallest building in the U.S., was renamed the Willis Tower on Thursday in a downtown ceremony, marking a new chapter in the history ...