(CNN) -- In the Czech countryside, not far from Prague, a ghostly white train is speeding around and around a huge loop of track. From the air, the single circuit looks like a giant model railroad.

The EU has one of the densest railway networks in the world, however national railway systems across the EU vary. The process of improving the compatibility of EU member states' national railway ...

France is still facing travel disruption a day after saboteurs targeted high-speed railway lines in an attack coinciding with the start of the Olympics. As operators try to get service back to normal, ...