Video: Bonus Secrets Of The Underground

Geoff Marshall
By Geoff Marshall Last edited 21 months ago
Video: Bonus Secrets Of The Underground

Geoff's back on the tube, in a bonus video from our Secrets of the Underground series.

Join him as he discovers more old, secret and generally fascinating things about the tube that you probably missed while on your travels.

See more Secrets of the Underground on our YouTube channel.

Last Updated 31 October 2016