832-225743 - Refuse collection, waste paper containers being emptied, at an external paper recycling company, Gelsendienste, Gelsenkirchens public utility company, North Rhine-Westphalia, Germany, Europe
832-195599 - Aerial photo, Stadtwerketurm, chimney of the public utilities, Duisburg, Ruhr Extraschicht 2009 night flight, North Rhine-Westphalia, Germany, Europe
832-195600 - Aerial photo, Stadtwerketurm, chimney of the public utilities, Duisburg, Ruhr Extraschicht 2009 night flight, North Rhine-Westphalia, Germany, Europe