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Papa-guy: exposed conduit
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Papa-guy: literary staircase
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Papa-guy: Open Book spiral staircase
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Papa-guy: Open Book spiral staircase
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Papa-guy: hand rail from the Open Book spiral staircase
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Papa-guy: Kaleidoscopic, dizzying view
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Papa-guy: Cargill Stage foyer
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Papa-guy: Minneapolis Convention Center escalators
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Papa-guy: Minneapolis Convention Center escalators
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Papa-guy: Kaleidoscopic, dizzying view