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Traffic at a signal on North Lake Shore Drive
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Elevator at the Sunsphere [01]
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Elevator at the Sunsphere [02]
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Turn restriction at North Michigan Avenue and East Chestnut Street
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Tower 18 interlocking [01]
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Tower 18 interlocking [02]
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Tower 18 interlocking [03]
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Tower 18 interlocking [04]
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Tower 18 interlocking [05]
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Tower 18 interlocking [06]
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Tower 18 interlocking [07]
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Tower 18 interlocking [08]