For those with a fascination for rail systems and who enjoy seeing live information about the whereabouts of trains at any given moment a visit to Raildar would be very worthwhile.
Not only can you watch the progress of a chosen train, you can also find out the timekeeping history of a particular service - especially useful if you are making a claim for a delay.
If you are interested in the actual track layout at any junction you can see it instantly by searching "Junction Maps".