S68 (Rhine-Ruhr S-Bahn)
Introduction '''Line S 68''' is an S-Bahn line on the Rhine-Ruhr network. It is operated by DB Regio. It was established on 13 December 2009.It is a relief service operating during peak hours on weekdays between  and  via Düsseldorf Hbf. It is operated using a double set of class 420.Line S 68 runs:*from Wuppertal-Vohwinkel to Düsseldorf over the Düsseldorf–Elberfeld railway opened by the Düsseldorf-Elberfeld Railway Company between 1838 and 1841,* from Düsseldorf to Langenfeld over the Cologne–Duisburg railway, opened by the Cologne-Minden Railway Company in 1845.
References Wuppertal-Vohwinkel station