The following is a selection of websites that might be interesting or useful on your journey:
The Man in Seat 61
Information about the practicalities and pleasures of rail travel throughout the UK, Europe and the world.
National Rail Enquiries
Train times, fares and live running information for England, Scotland and Wales
Deutsche Bahn – Travel Service
Train times for the whole of Europe
Rail Map online – UK & Ireland
Map of all the railways and tramways that have ever existed in Britain and Ireland (Let them know if you know of any others!)
Information about, and photographs of, disused stations in the UK – find out about the closed stations that you pass through!