Secrets of the London Underground: Season 3, Episode 2

3 - 2: South Kensington and Marylebone

Tim Dunn and Siddy Holloway explore the disused areas of South Kensington station, with platforms reclaimed by nature and fascinating wartime uses. Siddy also heads to Marylebone, London's youngest terminus station, to reveal the original features on the platforms and the incredible tube infrastructure hidden within the walls of a hotel.