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Sears Tower Glass Observation Deck, 104 stories above Chicago--Oh, my! | Sears tower, Willis tower skydeck, Willis tower
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Chicago skyscraper's viewing deck cracks under tourists' feet – 1,353ft up | Architecture | The Guardian
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Visitors' Worst Nightmare Comes True As The Glass Floor On 103rd Floor Shatters Under Their Feet | Bored Panda
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Tourists in the all glass balcony skydeck observation deck view the Chicago skyline103rd floor of..., Stock Photo, Picture And Rights Managed Image. Pic. YR6-1417882 | agefotostock
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