![Chicago's Sears Tower Gets the Ledge: Metals Provide the Key - Steel, Aluminum, Copper, Stainless, Metal Prices & Forecasting| MetalMiner Chicago's Sears Tower Gets the Ledge: Metals Provide the Key - Steel, Aluminum, Copper, Stainless, Metal Prices & Forecasting| MetalMiner](https://agmetalminer.com/mmwp/wp-content/uploads/2009/07/glass-ledge.jpg)
Chicago's Sears Tower Gets the Ledge: Metals Provide the Key - Steel, Aluminum, Copper, Stainless, Metal Prices & Forecasting| MetalMiner
![Breathtaking view from Chicago's Willis Tower's glass boxes 1,353 feet in the air | Daily Mail Online Breathtaking view from Chicago's Willis Tower's glass boxes 1,353 feet in the air | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2011/06/03/article-1393873-0C62A56200000578-446_634x871.jpg)
Breathtaking view from Chicago's Willis Tower's glass boxes 1,353 feet in the air | Daily Mail Online
![The terrifying moment a tourist in a glass box 1,350ft high up sees floor CRACK under him | World | News | Express.co.uk The terrifying moment a tourist in a glass box 1,350ft high up sees floor CRACK under him | World | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/78/590x/Untitled-3-479147.jpg)
The terrifying moment a tourist in a glass box 1,350ft high up sees floor CRACK under him | World | News | Express.co.uk
Cracks on glass floor 103 stories above Chicago shock four men - Grand Forks Herald | Grand Forks, East Grand Forks news, weather & sports
![Don't look down: Terrifying view from glass box balcony jutting out from skyscraper's 103rd floor | Sears tower, Sears tower skydeck, Vacation photos Don't look down: Terrifying view from glass box balcony jutting out from skyscraper's 103rd floor | Sears tower, Sears tower skydeck, Vacation photos](https://i.pinimg.com/originals/11/4a/b0/114ab0450658a9d8a05ce5fd189252fa.jpg)
Don't look down: Terrifying view from glass box balcony jutting out from skyscraper's 103rd floor | Sears tower, Sears tower skydeck, Vacation photos
![Girl Standing Upside Down on the Glass Box Ledge. Editorial Photography - Image of girl, high: 164857547 Girl Standing Upside Down on the Glass Box Ledge. Editorial Photography - Image of girl, high: 164857547](https://thumbs.dreamstime.com/b/girl-standing-upside-down-glass-box-ledge-chicago-illinois-usa-may-tourist-skydeck-willis-tower-popular-destination-as-164857547.jpg)