Aired Wednesday May 18,
5:00pm - 6:00pmon Smithsonian Channel SD
Searching for Secrets
Series 1 Episode 2: LondonFive experts set out to explore how a Victorian gas lamp would help solve London's sewage problem, the surprising history of Marble Arch, and how the black cab got its unusual shape.
- Category
- Documentary / History
- Original air date
- 2021-06-13