DORTMUND, GERMANY - JULY 16: People ride city tram on July 16, 2012 in Dortmund, Germany. Dortmund light rail network serves 130 million annual rides

- Image ID: PP67F6

DORTMUND, GERMANY - JULY 16: People ride city tram on July 16, 2012 in Dortmund, Germany. Dortmund light rail network serves 130 million annual rides

Marek Slusarczyk / Alamy Stock Photo

Image ID: PP67F6