Emeline Nsingi Nkosi explores the German rail network. She heads into Berlin's underground U-Bahn system to visit the disused war bunkers built inside its stations. The actor reveals his rituals ...

The best way to get around Berlin is via the U-Bahn underground trains or S-Bahn regional, elevated trains, which are both a part of the city's extensive BVG public transportation system.

Munich's public transportation system encompasses an underground train (the U-Bahn), a suburban train (the S-Bahn), the tram and the bus. Tickets – which can be purchased at all U-Bahn and S ...