Wikipedia
Weser-Bahn
The Weser-Bahn (Weser railway) is the name used in the German state of North Rhine-Westphalia (NRW) for a Regionalbahn service that connects Bünde in NRW via Löhne, Rinteln, Hamelin, Elze to Hildesheim. The section of the route from Rinteln to Hildesheim lies in the state of Lower Saxony. The service is numbered as RB 77 in NRW.