Munich's S-Bahn Live on Google Maps

I'm a great fan of live real-time maps of city transit systems. There is something about watching trains moving in real-time on a map that really appeals to my inner geek.This real-time Google Map of Munich's S-Bahn shows the transit system's trains live as they move around the city. Each train is represented on the map with a numbered map marker indicating which line it is travelling on.You can