

Series · Documentary
Secrets of the London Underground (2021)Season 4
★ 7.2 · 6 votes4 seasons · 36 episodesDocumentary2021
Railway historian Tim Dunn and Siddy Holloway from the London Transport Museum explore hidden areas of the London Underground that—despite being just feet away from where millions of people regularly travel—hardly anyone knows about. The pair will explore abandoned tunnels, secret bunkers and hidden staircases that have been concealed from public view for years.
- Network
- U&Yesterday
- Country
- United Kingdom
- Language
- English
- First aired
- July 19, 2021
- Status
- Returning
Cast
Tim DunnSelf - Presenter
Sigurbjörg Alma IngólfsdóttirSelf - Presenter- Chris NixHimself
Episodes
0/10 watched- Episode 1: Earls Court and Alperton44 min · Jul 2, 2024
- Episode 2: Paddington and Tottenham Court Road44 min · Jul 9, 2024
- Episode 3: Waterloo and Marble Arch44 min · Jul 16, 2024
- Episode 4: South Kentish Town and London Underground Control Centre44 min · Jul 23, 2024
- Episode 5: Thames Tunnel and Lambeth North44 min · Jul 30, 2024
- Episode 6: Ruislip Depot and Warren Street44 min · Aug 6, 2024
- Episode 7: Northumberland Park and Finsbury Park44 min · Aug 13, 2024
- Episode 8: Stockwell and The DLR44 min · Aug 20, 2024
- Episode 9: Gloucester Road44 min · Aug 27, 2024
- Episode 10: Old Street44 min · Sep 3, 2024





