S1 (Rhine-Ruhr S-Bahn) Services ran via Düsseldorf Airport Terminal station from 24 May 1998 to 28 May 2000. Services were extended from Düsseldorf to Solingen on 13 December 2009, replacing part of the former line S 7 service. S1 (Rhine-Ruhr S-Bahn) Line S1 is a S-Bahn line on the Rhine-Ruhr network. It is operated by DB Regio. It runs from Dortmund west over Essen to Duisburg. From there it travels south to Düsseldorf and Hilden before continuing to Solingen. It is operated at 20 minute intervals, using coupled sets of class 422 four-car electrical multiple units. Line S 1 runs over lines built
Duisburg Inner Harbour model of development in the Ruhr district was delivered in 1994 by the British architect Norman Foster. Since then, the Inner Harbor has transformed itself into a district combining employment, housing, culture and water-based leisure activities. Today, the Inner Harbour is both an industrial monument and a main stop on the Route der Industriekultur. It is also the world's largest inland port. Where the Inner Harbour is today, the Rhine flowed many centuries ago. Up until the 5th century, the boundary of the Roman Empire ran through this locality. During the Middle Ages a Frankish regal court was built on