History of the Ruhr and steel industries have declined drastically History of the Ruhr The actual boundaries of the Ruhr vary slightly depending on the source, but a good working definition is to define the Lippe and Ruhr as its northern and southern boundaries respectively, the Rhine as its western boundary, and the town of Hamm as the eastern limit. In the Middle Ages, local power was vested primarily in the counts ("Grafen") of Berg, Mark and Cleves. The left bank of the Rhine was held by the Archbishop of Cologne. The Hellweg was an important trade route crossing the region from Duisburg to
Rhine-Ruhr S-Bahn Eurobahn. Simultaneously, the livery of the trains will change to a green-white livery to keep a uniform appearance although the trains will be run by different operators. The region's lines were mainly built by three railway companies (the Cologne-Minden Railway Company, the Bergisch-Märkische Railway Company and the Rhenish Railway Company), giving the Rhine-Ruhr S-Bahn a variety of lines to use for its routes. This means that the S-Bahn lines use up to five different railways to run over. Rhine-Ruhr S-Bahn The Rhine-Ruhr S-Bahn () is a polycentric and electrically driven S-train network covering the Rhine-Ruhr Metropolitan Region in the German