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Watch Secrets of the London Underground Online

  • 7.4/10
  • COUNTRIES: United Kingdom
  • Subtitles: English

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. Read More

Watch Secrets of the London Underground online. Featuring Tim Dunn and Sigurbjörg Alma Ingólfsdóttir, Secrets of the London Underground has 4 seasons and 36 episodes in total. It is available for streaming online in the UK on 7 services such as Sky Go and Discovery+ Amazon Channel. It is classified as Documentary genre series and the average rating across the web is 7.4. The TV series was filmed in United Kingdom and was first aired on 2021. Read Less