Secrets of the Underground is one of Londonist's most-watched series, racking up millions of views.
In it, Geoff Marshall, former Guinness World Record holder for visiting all stations on the Underground in one day, explores the city's iconic transport network and uncovers trivia you can impress your friends with.
If you've never seen the series, enjoy this classic about the Metripolitan line, in which Geoff reveals the lost stations to the west of London and a station with stained glass windows.
Written and presented by Geoff Marshall. Camera and direction by James Taylor.
- Secrets of the Bakerloo Line
- Secrets of the Central Line
- Secrets of the Circle Line
- Secrets of the District Line
- Secrets of the Hammersmith and City Line
- Secrets of the Jubilee Line
- Secrets of the Northern Line
- Secrets of the Piccadilly Line
- Secrets of the Victoria Line
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