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photo-ing: Steelworks
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photo-ing: Rotating Fan
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photo-ing: Tubes
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photo-ing: Rotor
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photo-ing: Betreten verboten! Lebensgefahr!
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photo-ing: Von A bis Z
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photo-ing: Kräne
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photo-ing: Dungeon
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photo-ing: Industrial Heritage
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photo-ing: Bunker
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photo-ing: Cantilever
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photo-ing: Blast Furnaces
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photo-ing: Bandsammelpunkt
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photo-ing: Moon Base
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photo-ing: The Big Hole in the Earth
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photo-ing: Skywalk
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photo-ing: Skywalk Panorama
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photo-ing: Sonnenrad
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photo-ing: Ruhr Museum (4)
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photo-ing: Ruhr Museum (3)
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photo-ing: Ruhr Museum (2)
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photo-ing: Ruhr Museum (1)
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photo-ing: Kokerei (2)
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photo-ing: Kokerei (1)
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photo-ing: Modell der Zeche Zollverein
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photo-ing: Zeche Zollverein