CHICAGO (WLS) -- More than 2,000 people will climb to the top of the Willis Tower on Sunday for a great cause. SkyRise Chicago is back bringing people from around the globe to Chicago for a 16th year.

Occupying the 103rd floor – that's nine floors higher than 360 CHICAGO – of the 110-story Willis Tower (the third-tallest building in North America after One World Trade Center and Central ...

Chicago's eastern boundary ... Here, you'll find the Willis Tower (formerly known as the Sears Tower), the second-tallest building in North America. Most hotels and restaurants located in this ...

The world’s tallest man-made structure, historically, was the Great Pyramid of Giza in Egypt which held the top position for well over 3800 years. In Chicago ... Tower is the sixth-tallest ...

Climbing the Willis Tower is no easy feat, but next week a Chicago-area woman who suffered a stroke six years ago plans to take on the challenge to raise money and awareness for stroke survivors.

Equitable, a tailored steel and glass office tower built ... see the two tallest buildings in the world designed by a woman-led architecture firm. In 2009, Studio Gang, the Chicago architecture ...

A good example of this is Sears. Chicago’s tallest building may still be referred to as the Sears Tower by many, but it has officially been renamed the Willis Tower. Once the tallest building in ...

The world’s first skyscraper was built in Chicago Willis Tower was the world’s first skyscraper.Credit: Getty Images When the Willis Tower was completed in 1973, it was the tallest building in ...