Berlin Liniennetz U Bahn. Tariff zone ab includes the urban area to the city boundary. Berlin u bahn, subway, tube or underground is a transit system serving the city of berlin.
Berlin u bahn, subway, tube or underground is a transit system serving the city of berlin. Berlin is divided into three tariff zones: It includes a complete set of offline maps for underground, urban, regional rail, tram and bus from the official source.