![File:Glass Balconies, Looking West from Willis Tower Skydeck, Chicago, Illinois (9179377925).jpg - Wikimedia Commons File:Glass Balconies, Looking West from Willis Tower Skydeck, Chicago, Illinois (9179377925).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/5/56/Glass_Balconies%2C_Looking_West_from_Willis_Tower_Skydeck%2C_Chicago%2C_Illinois_%289179377925%29.jpg)
File:Glass Balconies, Looking West from Willis Tower Skydeck, Chicago, Illinois (9179377925).jpg - Wikimedia Commons
![Chicago skyscraper's viewing deck cracks under tourists' feet – 1,353ft up | Architecture | The Guardian Chicago skyscraper's viewing deck cracks under tourists' feet – 1,353ft up | Architecture | The Guardian](https://i.guim.co.uk/img/static/sys-images/Guardian/Pix/pictures/2014/5/29/1401381659661/ca2887ac-bcb9-4fcd-b532-0e738fbf8464-2060x1236.jpeg?width=700&quality=85&auto=format&fit=max&s=af6898eb2626c92dadd7a1b2050554d4)
Chicago skyscraper's viewing deck cracks under tourists' feet – 1,353ft up | Architecture | The Guardian
![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
![Tourists in glass balcony skydeck observation deck view Chicago skyline103rd floor of the Willis Tower Sears Tower Stock Photo - Alamy Tourists in glass balcony skydeck observation deck view Chicago skyline103rd floor of the Willis Tower Sears Tower Stock Photo - Alamy](https://c8.alamy.com/comp/BT60AX/tourists-in-glass-balcony-skydeck-observation-deck-view-chicago-skyline103rd-BT60AX.jpg)
Tourists in glass balcony skydeck observation deck view Chicago skyline103rd floor of the Willis Tower Sears Tower Stock Photo - Alamy
![Glass Skydeck on 103rd floor of Chicago tower CRACKS under terrified visitors' feet | Daily Mail Online Glass Skydeck on 103rd floor of Chicago tower CRACKS under terrified visitors' feet | Daily Mail Online](https://i.dailymail.co.uk/1s/2019/06/12/15/14697394-0-image-a-19_1560349572758.jpg)
Glass Skydeck on 103rd floor of Chicago tower CRACKS under terrified visitors' feet | Daily Mail Online
Cracks in Chicago's Willis Tower glass observation floor gives 4 men a scare - InForum | Fargo, Moorhead and West Fargo news, weather and sports
![Advanced Interlayer Solutions Division: Laminated glass strength and clarity reach new heights at Skydeck Chicago Advanced Interlayer Solutions Division: Laminated glass strength and clarity reach new heights at Skydeck Chicago](https://www.trosifol.com/fileadmin/_processed_/csm_the_ledge1_9999f6cbe9.jpg)
Advanced Interlayer Solutions Division: Laminated glass strength and clarity reach new heights at Skydeck Chicago
![Visitors' Worst Nightmare Comes True As The Glass Floor On 103rd Floor Shatters Under Their Feet | Bored Panda Visitors' Worst Nightmare Comes True As The Glass Floor On 103rd Floor Shatters Under Their Feet | Bored Panda](https://static.boredpanda.com/blog/wp-content/uploads/2019/06/glass-skydeck-breaks-cracks-chicago-4-5d01f61bcb474__700.jpg)
Visitors' Worst Nightmare Comes True As The Glass Floor On 103rd Floor Shatters Under Their Feet | Bored Panda
![Transparent Balcony on 103 Floor Skyscraper the Sears Tower, Chicago | Sears tower, Sears tower chicago, Willis tower Transparent Balcony on 103 Floor Skyscraper the Sears Tower, Chicago | Sears tower, Sears tower chicago, Willis tower](https://i.pinimg.com/originals/9d/72/da/9d72daf2bd273b57e11b95842a5b01fb.jpg)