The Odenwald Railway is a mainly single-tracked main line from Darmstadt and Hanau to Eberbach on the River Neckar, which crosses the Odenwald mountains in the German states of Hesse and Baden-Württemberg. Since 1882 the route has been operated throughout as a standard gauge line and since 2005 has been worked by diesel multiples owned by the VIAS private railway company.

Hanau is a city in the Main-Kinzig-Kreis, in Hesse, Germany. It is located 25 km east of Frankfurt am Main and is part of the Frankfurt Rhine-Main Metropolitan Region. Its station is a major railway junction and it has a port on the river Main, making it an important transport centre. The city is known for being the birthplace of Jakob and Wilhelm Grimm and Franciscus Sylvius. Since the 16th century it was a centre of precious metal working with many goldsmiths. It is home to Heraeus, one of the largest family-owned companies in Germany.