9 Season
135 Episode
Hidden London Hangouts - Season 4 Episode 6 Northern line Extension: A first look
The team gained access to the new Battersea Power Station and Nine Elms stations before they opened to the public on 20 September 2021, to give you a first look at the Northern line Extension, the first major London Underground extension of the 21st century.
- Country : United Kingdom
- Genre : Documentary
- Director :
- Cast : Chris Nix, Alex Grundon, Laura Hilton-Brown, Sigurbjörg Alma Ingólfsdóttir
