![Berlin, Germany. The U4 U-Bahn line has just 4 stations, qualifying it as the shortest U-Bahn Line inside the German Capitol Stock Photo - Alamy Berlin, Germany. The U4 U-Bahn line has just 4 stations, qualifying it as the shortest U-Bahn Line inside the German Capitol Stock Photo - Alamy](https://c8.alamy.com/zooms/6/458d9514d6ab44fb9b4f96b613e53ba4/2h8g3dj.jpg)
Berlin, Germany. The U4 U-Bahn line has just 4 stations, qualifying it as the shortest U-Bahn Line inside the German Capitol Stock Photo - Alamy
![S-Bahn Berlin Suburban Train S Bahn at Main Railway Station Hauptbahnhof Hbf in Germany Editorial Photography - Image of railway, traveling: 194968812 S-Bahn Berlin Suburban Train S Bahn at Main Railway Station Hauptbahnhof Hbf in Germany Editorial Photography - Image of railway, traveling: 194968812](https://thumbs.dreamstime.com/z/s-bahn-berlin-suburban-train-main-railway-station-hauptbahnhof-hbf-germany-august-194968812.jpg)
S-Bahn Berlin Suburban Train S Bahn at Main Railway Station Hauptbahnhof Hbf in Germany Editorial Photography - Image of railway, traveling: 194968812
![Machbarkeitsstudie für die U10: Berliner SPD will U-Bahn vom Alexanderplatz durch Weißensee bauen lassen Machbarkeitsstudie für die U10: Berliner SPD will U-Bahn vom Alexanderplatz durch Weißensee bauen lassen](https://www.tagesspiegel.de/berlin/bezirke/images/distinctive-yellow-train-on-berlins-u-bahn-6185/alternates/BASE_21_9_W2000/distinctive-yellow-train-on-berlins-u-bahn-6185.jpeg)
Machbarkeitsstudie für die U10: Berliner SPD will U-Bahn vom Alexanderplatz durch Weißensee bauen lassen
![File:Berlin- Bahnhof Westkreuz- Richtung Nord- S-Bahn Berlin DBAG-Baureihe 481 10.8.2009.jpg - Wikimedia Commons File:Berlin- Bahnhof Westkreuz- Richtung Nord- S-Bahn Berlin DBAG-Baureihe 481 10.8.2009.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/3/36/Berlin-_Bahnhof_Westkreuz-_Richtung_Nord-_S-Bahn_Berlin_DBAG-Baureihe_481_10.8.2009.jpg)
File:Berlin- Bahnhof Westkreuz- Richtung Nord- S-Bahn Berlin DBAG-Baureihe 481 10.8.2009.jpg - Wikimedia Commons
![Berlin, Germany. Retrospective U-Bahn / S-Bahn train picking up new passengers at Gorlitzer Bahnhof..., Stock Photo, Picture And Rights Managed Image. Pic. Y5K-3080261 | agefotostock Berlin, Germany. Retrospective U-Bahn / S-Bahn train picking up new passengers at Gorlitzer Bahnhof..., Stock Photo, Picture And Rights Managed Image. Pic. Y5K-3080261 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/bb5f2921ce9c86f5acfd037fca320d4d/y5k-3080261.jpg)