birchesgreen
Established Member
I went on the Hidden London Charing Cross tour last week, you can see my photos below including the now disused Jubilee Line platforms, a ventilation shaft over the Northern Line platforms and a spoil transfer tunnel which went under Trafalgar Square.
https://www.flickr.com/photos/megara_rp/albums/72157688727457506
https://www.flickr.com/photos/megara_rp/albums/72157688727457506