Pipe with wheel in the former steelworks, Landschaftspark Duisburg Nord landscape park, Ruhrgebiet area, North Rhine-Westphalia, Germany, Europe

area business change detail details duct ducts duisburg economy erstwhile europe european federal former formerly frg german germany in indoor indoors industrial industry inside interior landscape landschaftspark metal metals mill mills nobody nord north of once one one time park past photo pipe pipe pipes republic rhine rhine westphalia ruhrgebiet steel steelwork steelworks structural structure the thick thickly time times westphalia wheel wheels with yellow