Searching for Secrets

Smithsonian Channel

Wednesday 14 December 2022  17:00 - 18:00 (60 mins)
London. Five 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.

Searching for Secrets (Smithsonian Channel) Wednesday 14 December 2022 17:00 - 18:00