Built in 1869 by the East London Railway Company, which reused the Thames Tunnel intended for horse-drawn carriages, the line became part of the London Underground network in 1933. Description from snipview.com. I searched for this on bing.com/images
A beginner's guide to train travel in Spain | How to use www.renfe.com This is a great site, the first article, spain by train in a nutshell is awesome. Renfe is the foremost train company in Spain. We should look at buying spain passes.