sirens testing, all clear signal
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köln, hohenzollernbrücke - sirens testing, all clear signal by udo noll (08.01.2011 12:00) [aporee.org/CC-BY-SA]
köln, hohenzollernbrücke - sirens testing, all clear signal by udo noll (08.01.2011 12:00) [aporee.org/CC-BY-SA]