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blu image: Dampfmaschine, Detail
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blu image: strong cogwheel part
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blu image: In between
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blu image: Rust and bright orange
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blu image: Zeche Zollverein Kokerei I
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blu image: Zeche Zollverein Kokerei II
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blu image: Rigging
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blu image: Zeche Zollern Detail - Gebäudeeingang
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blu image: Like an Abandoned Cave City
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blu image: Backyard Blues
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blu image: a2 1019
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blu image: stair & shadow
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blu image: tubologics
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blu image: Adjusting wheels
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blu image: Bridge 2
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blu image: Bridge 1
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blu image: Under the Bridge