S-Bahn Nürnberg
The S4 is an S-Bahn service in the German city of Nuremberg. It is one of the five services of the Nuremberg S-Bahn network. It was opened in 2010 and has 16 stations. The route is long and runs from Nürnberg Hauptbahnhof to Dombühl. Until 9 December 2017 the western terminus was Ansbach. The extension to Dombühl was opened the day after.