* Disused Charing Cross tube tunnels used for major NATO war exercise | ianVisits
* Thameslink could cut numerous services on the Greenwich line this summer | Murkey Depths
* Rare TfL design failure: Walthamstow Central first train indicator replacement | Now let's be clear
* California High-Speed Rail – An Autopsy: Video | Wendover Productions
* Mark Ovendon interviews
