U-Bahn in Vienna, Austria
The U-Bahn or Untergrundbahn is the underground rail system in Austria (and also Germany) a.k.a the Metro or Underground or Subway. The Austrian symbol of the U-Bahn is a white…
The U-Bahn or Untergrundbahn is the underground rail system in Austria (and also Germany) a.k.a the Metro or Underground or Subway. The Austrian symbol of the U-Bahn is a white…