Secrets of the London Underground — Season 2
About this season
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.
Episodes (10)
1. Charing Cross and Kennington
Aired 5 May 2022 • 44 min
Tim Dunn and Siddy Holloway make their way over and explore the disused Jubilee line areas of Charing Cross station, which is now more famous as a film location.
2. Waterloo & City and Mark Lane
Aired 12 May 2022 • 44 min
Tim Dunn and Siddy Holloway go off and discover the hidden world of the Waterloo and City. This is the only line that is entirely underground.
3. King William Street and Knightsbridge
Aired 19 May 2022 • 44 min
Tim and Siddy visit King William Street, the earliest disused station on the deep tube. Siddy also sees new life breathed into Knightsbridge’s long-abandoned lifts.
4. Brompton Road and St Pauls
Aired 26 May 2022 • 44 min
Tim and Siddy walk the Piccadilly line at night to explore the hidden World War 2 remains of Brompton Road. Siddy reveals the unexpected wartime use for St Pauls.
5. London Bridge and Ongar
Aired 2 June 2022 • 44 min
Tim and Siddy explore the disused parts of London Bridge. Siddy visits Ongar in Essex, and nearby Blake Hall which, at the end, served less than 20 passengers a day.
6. King’s Cross and Marlborough Road
Aired 9 June 2022 • 44 min
Tim and Siddy explore Kings Cross St Pancras, including a secret siding and the disused Thameslink station. Siddy also discovers long lost Marlborough Road station.
7. Elizabeth Line and Angel
Aired 16 June 2022 • 44 min
Tim and Siddy explore the brand new Elizabeth Line – and have access to 2 of its stations weeks before the line opens. Siddy also explores the disused parts of Angel.
8. Quainton Road and Kingsway
Aired 23 June 2022 • 44 min
Tim and Siddy visit Quainton Road in rural Buckinghamshire, 50 miles from central London – and once on the underground. Siddy also explores Kingsway tramway tunnel.
9. Greenwich and Notting Hill
Aired 30 June 2022 • 44 min
Tim and Siddy visit the cathedral-like Greenwich Power Station, which stands ready to power the tube at short notice. Siddy visits hidden parts of Notting Hill Gate.
10. Baker Street and Edgware Road Signal Cabin
Aired 7 July 2022 • 44 min
Tim and Siddy explore the tube station with the most platforms, Baker Street. Siddy visits the disused Edgware Road Signal Cabin with its very last operator.