Secrets of the London Underground
Secrets of the London Underground
Holborn (1x1)
Air date: Jul 19, 2021
Tim Dunn and Siddy Holloway explore the abandoned branch line between Holborn and Aldwych. And at Holloway Road they find out about the Tube's only spiral escalator.
- Premiered: Jul 2021
- Episodes: 26
- Followers: 11
- Running
- Yesterday
- Tuesday at 20