Question: are the ruhr and rhineland the same thing?
Answer: The area encompasses the western part of the Ruhr industrial region and the Cologne Lowland. Some of the larger cities in the Rhineland are Aachen, Bonn, Cologne, Duisburg, Düsseldorf, Essen, Koblenz, Krefeld, Leverkusen, Mainz, Mönchengladbach, Mülheim an der Ruhr, Oberhausen, Remscheid, Solingen, Trier and Wuppertal.