Cross-border public transport

waterway ferry service operated by the US state of Alaska

thumb|225px|Track plan of the Saarbahn as at March 1999 The Saarbahn is a regional Stadtbahn operating on the tram-train principle in the German state of the Saarland. It consists of a core line in Saarbrücken and Riegelsberg operating under tram operating procedures (BOStrab), connected to two lines that are operated under railway operating procedures (EBO), the Lebach–Völklingen railway to the north and the Saarbrücken–Sarreguemines railway in the south. Stadtbahn Saar GmbH is responsible for the infrastructure of the central section of line, while the outer tracks are operated by the nation

geographical object