Subway / The Berlin underground

+++ This information is from the website of BVG +++

The largest underground system in Germany

The Berlin underground (U-Bahn) is one of the most modern systems in all of Europe and the most extensive public transport network of its type in Germany.
The Berlin underground system is well-known for its high levels of performance and its emphasis on environmental responsibility.
Its nine lines extend a total of 151.7 kilometres, and serve 170 stations.
The Berlin underground system is used by more than one million people every day. Every year, its trains carry 400 …

Overview of our lines

With its ten lines, the U-Bahn (underground, subway) Berlin runs along a network of approximately 146 kilometres and includes 143 stations. Most metro lines operate underground, but some run on above ground tracks. The U-Bahn Berlin is known for its yellow-colored trains. Train stations can be identified by the blue and white U symbol.

+++ This information is from: Berlin.de +++

East-West-Lines of the Underground
U-Bahn U1
The famous metro line U1 connects the district of Friedrichshain-Kreuzberg with the western part of Berlin and Kurfürstendamm. It runs from Station Warschauer Straße in Kreuzberg to Station Uhlandstraße in Berlin’s district Charlottenburg. The eastern part of the route which is built above ground is the oldest section of Berlin’s U-Bahn network. Crossing the Oberbaumbrücke is a special experience.

U-Bahn Line U2
The metro line U2 travels between the Stations Ruhleben in Berlin’s western part and Pankow in the northeast. During its journey the U2 passes through the city center. Important stations are: Olympiastadion, Station Zoologischer Garten (Zoo), Potsdamer Platz, Stadtmitte, Alexanderplatz and Schönhauser Allee.

U-Bahn Line U7
With a length of about 32 kilometres and 40 stations the U7 is the longest route of Berlin’s subway network. It runs through the southern city of Berlin and connects the western district of Spandau with Rudow, a borough of the southeastern district Neukölln. On its way it passes the districts of Charlottenburg, Schöneberg, Kreuzberg and Neukölln.

North-South-Lines of the Underground
U-Bahn Line U6
The metro line U6 travels between Tegel in the north of Berlin and Mariendorf in the southern district Tempelhof-Schöneberg. Important stops and junctions are the stations Wedding, Friedrichstraße, Stadtmitte, Mehringdamm and Tempelhof.

U-Bahn Line U8
Another north-south line is the subway line U8. It runs from Wittenau in the northwestern district Reinickendorf via Gesundbrunnen, Alexanderplatz and Kottbusser Tor to Hermannstraße in the southern district Neukölln.

U-Bahn Line U9
The underground line line U9 connects Osloer Straße in Wedding with the district Steglitz. On its route it passes Tiergarten and the western city center of Berlin including Kurfürstendamm and Station Zoologischer Garten (Zoo).

+++ This information is from: Wikipedia +++

The Berlin U-Bahn (from “Untergrundbahn”, meaning “underground railway”) is a rapid transit railway in Berlin, the capital city of Germany, and is a major part of the public transport system of the city. Opened in 1902, the U-Bahn serves 170 stations spread across ten lines, with a total track length of 151.7 kilometres (94.3 mi), about 80% of which is underground. Trains run every two to five minutes during peak hours, every five minutes for the rest of the day and every ten minutes in the evening. Over the course of a year, U-Bahn trains travel 132 million km (82.0 million mi), and carry over 400 million passengers. In 2012, 507.3 million passengers rode the U-Bahn. The entire system is maintained and operated by the Berliner Verkehrsbetriebe, commonly known as the BVG.