TY - SER AU - Schroder, Tim TI - Spain's Trains to the Plains KW - INFRASTRUCTURES KW - HIGH SPEED RAIL N1 - There are 22 different rail signaling and security systems in the European Union member countries. But in the future, a uniform standard known as ETCS will make rail travel across national boundaries easier. The effectiveness of this technology is already being demonstrated by the new Velaro E in Spain-the fastest train on wheels ER -