Train spotting at Watford Junction Station

Hello! I will show you British class 350 Desiro, Greater Anglia British class 720 Aventra, British class 377 Electrostar, Avanti West Coast British class 390 Pendolino and London Overground British class 710 Aventra trains at Watford Junction Station. I hope you enjoy. If you like, you know what you need to do.