Extreme glass structures from around the world

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Here's a look at the world's most extreme glass structures. (PRNewsFoto)

Have a fear of heights? Then these glass wonders are not for you.

All of these structures feature crystal clear glass, offering unobstructed views of some of the world's most scenic locations. From glass bridges to sky high observation decks, here's a list of the most extreme glass structures from around the world.

Anna Kane, 5, of Alton, Ill. looks down from "The Ledge," at the Sears Tower in Chicago.

Willis Tower Skydeck
Chicago, Illinois

On the 103rd floor of the Willis Tower, tallest building in the western hemisphere, "the Ledge" features four glass boxes that extend 4.3 feet outside the building. The glass boxes allow for viewers to see the street 1,353 feet below their feet. On clear days, views of up to 50 miles and four states can be seen from the Skydeck.

Guests walk around the Skywalk the Skywalk at the Grand Canyon on the Hualapai Indian Reservation at Grand Canyon West, Ariz.

Grand Canyon Skywalk
Grand Canyon West, Arizona

Offering breathtaking views of one of the Seven Wonders of the Natural World, the Grand Canyon Skywalk is a unique way to enjoy the National Park. The horse-shoe shaped glass walkway is about 4,000 feet above the Colorado River, and extends more than 70 feet over the lip of the canyon.

A member of the media rides down a glass slide during a media preview at the U.S. Bank Tower building in downtown Los Angeles.

Skyslide at OUE Skyspace
Los Angeles, California

At nearly 1,000 feet, the Skyslide offers an exhilarating way to enjoy the Los Angeles skyline. The 45-foot-long glass slide takes you from the 70th to the 69th floor of the U.S. Bank Tower.

The Skylodge Suites in Peru are an extreme way to enjoy the beautiful Sacred Valley.

Skylodge Suites
Cusco, Peru

The Skylodge Suites takes "glamping" to the next level. The glass suites sit about 400 feet above Peru's Sacred Valley. But staying a night high above the valley requires some work. Guests must endure a 1312-foot climb to get to the glass retreats, but for anyone weary about the climb down, a zip line is available.

Aerial view of a glass-bottomed bridge built over a 980ft valley of Zhangjiajie Grand Canyon.


Zhangjiajie National Forest Park
Zhangjiajie, China

Zhangjiajie National Forest Park features two glass wonders that are as remarkable as they are terrifying.

A visitor strikes the glass-bottomed bridge with a hammer for a safety test at Zhangjiajie Grand Canyon.


At 1,410 feet long, the Zhangjiajie Grand Canyon skywalk is the longest glass bridge in the world. Viewers can see 984 feet down the canyon while on the standing on the 20-foot wide bridge. To prove the strength of the glass, the park invited 20 tourists to smash one of the glass panels with sledgehammers. A Volvo SUV was also driven over the the bridge.

Aerial view of tourists walking on the 100-meter-long and 1.6-meter-wide glass skywalk clung the cliff of Tianmen Mountain in Zhangjiajie National Forest Park.


The second glass structure at Zhangjiajie National Forest Park is the 325-foot-long Coiling Dragon Cliff glass skywalk. Towering at about 4,600 feet, the skywalk is a part of a mountain road that features 99 turns while climbing up Tianmen Mountain.

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