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Explore Green Park Station's hidden underground passages, wartime stories, vintage signs, and ventilation tunnels on this 80-minute guided tour for $61.

The London: Hidden Tube Tour at Green Park Station offers a fascinating journey into the underground world most travelers never see. For $61 per person and lasting 80 minutes, this guided experience takes you through secret passageways, vintage signs, and wartime hideouts that reveal a different side of London’s transport history. The tour departs from outside the Green Park station near the Diana Fountain, making it easy to access and perfect for those curious about London’s lesser-known underground stories.
What makes this tour stand out is the chance to explore Dover Street Station, a hidden part of the underground infrastructure built for the Great Northern, Piccadilly, and Brompton Railway. It’s ideal for visitors who love history, engineering, and secret stories. Keep in mind that this experience involves walking in uneven areas, low lighting, and stairs, and is not suitable for children under 10 or those with mobility issues.
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This tour begins outside Green Park station, near the Diana Fountain. The meeting point is easy to find, and a member of the Hidden London team welcomes visitors. It’s recommended to arrive 15 minutes early to ensure a smooth start. The tour includes access to hidden passageways, lift landings, and secret tunnels, making the meeting point a practical spot for a quick start.
Since transportation to and from Green Park station is not included, plan your arrival accordingly. The tour is conducted in English, with live guides providing in-depth insights and answering questions along the way.

One of the tour’s highlights is the chance to walk through the underground passageways of Dover Street Station, built to serve multiple railway lines. These early 20th-century corridors have remained largely untouched since the 1930s, with original vintage signs and tiles still visible on the walls. Visitors will get a rare opportunity to see parts of the London Underground that normally stay hidden from the public eye.
The lift landings and secret passages reveal how the underground infrastructure was designed with safety and efficiency in mind. Guides explain how Dover Street played a pivotal wartime role, providing a secure meeting place for the London Transport Executive Board during air raids.
A core part of the experience is learning how Dover Street Station and Green Park became safe havens during WWII. The guides share fascinating stories about how the wartime underground network was used for meetings and operations while London faced air raids. The secret bedroom for Lord Ashfield, then chairman of the London Passenger Transport Board, is also highlighted as a remarkable piece of history, showing how underground spaces were adapted for wartime needs.
This tour makes history tangible by revealing little-known facts about the station’s wartime activities, offering a deep perspective on London’s resilience during difficult times.
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A standout feature of this experience is peering into the large ventilation tunnels behind Green Park platforms. These tunnels provide crucial air cooling for the Victoria and Jubilee lines. Visitors can look down through a secret ventilation shaft at the underground trains, which is usually off-limits to the public.
This part of the tour gives a rare glimpse of the station’s engineering and the importance of ventilation for underground safety and comfort. The views of passing trains through the shaft make this a unique photo opportunity and a highlight for those interested in transport infrastructure.

Throughout the tour, visitors see original vintage station signs and tiles that date back to the 1930s. These preserved elements showcase the original design aesthetic and help recreate the atmosphere of the station during its early days. The walls and platforms, still adorned with these signs and tiles, provide an authentic glimpse of London’s underground design history.
This preservation effort adds a layer of nostalgia and authenticity, making the underground experience feel both historical and tangible.
The tour involves a significant amount of walking in areas with uneven ground, low lighting, and stairs. No elevators are available, so it’s important to wear comfortable shoes and be prepared for low temperatures underground. The experience is not suitable for children under 10, individuals with mobility issues, claustrophobia, or respiratory problems.
While the tour offers access to restricted areas such as lift landings and secret tunnels, visitors should be aware that walking in confined spaces is part of the experience. Photography is allowed but flash photography may be restricted in some areas.

The large ventilation tunnels behind the platforms are a striking feature of this tour. Visitors get to stand inside these tunnels, which have been in use since the station’s early days. The view into the tunnels allows for a close-up look at the underground infrastructure that keeps the lines ventilated and operational.
Standing above the tracks through a hidden ventilation shaft, visitors can see trains passing beneath – a perspective normally reserved for station staff. This rare access offers a unique visual experience and a better understanding of the station’s engineering marvels.

The guides are praised for their knowledgeable and engaging storytelling. They blend historical facts with interesting anecdotes, making complex engineering and wartime stories accessible and lively. The guides’ ability to answer questions and explain technical details enhances the overall experience, making it suitable for history buffs and curious travelers alike.
Their passion for the underground and willingness to share lesser-known stories make this tour stand out from typical subway visits.
The Green Park Hidden Tube Tour can be booked with free cancellation up to 24 hours in advance, providing flexibility. Visitors reserve their spot and can pay later, which is helpful when planning ahead.
The max group size is relatively small, ensuring a personalized experience. The 80-minute duration makes it a manageable addition to a day exploring London, with no included transportation or food.
This experience appeals most to history enthusiasts, transport fans, and those interested in hidden London stories. It’s especially suitable for adults and teenagers, given the physical requirements and the nature of confined spaces. Family groups with children aged 10 and over can enjoy the tour, provided they are comfortable in underground settings.
People seeking a unique, off-the-beaten-path experience of London’s underground will find this tour both educational and entertaining. However, visitors with mobility issues or claustrophobia should consider the physical demands before booking.
This 80-minute guided tour offers a rare glimpse into London’s underground infrastructure that’s usually hidden from view. From secret passageways, vintage signs, and wartime stories to ventilation tunnels and views of passing trains, the experience combines history, engineering, and adventure.
The knowledgeable guides craft an engaging narrative that makes the underground come alive, perfect for history buffs, transport enthusiasts, and curious explorers. While not suited for those with mobility issues or claustrophobia, this tour delivers an original perspective on London’s transport history.
With a moderate price of $61, small group sizes, and flexible booking options, the Hidden Tube Tour at Green Park Station is a compelling choice for anyone wanting to see London from a new angle.
How long is the tour?
The tour lasts 80 minutes.
Where does the tour start?
It begins outside Green Park station, near the Diana Fountain.
What is included in the tour?
The experience includes guided access to Dover Street station, secret passageways, lift landings, wartime stories, and ventilation shafts.
Is the tour suitable for children?
The tour is not suitable for children under 10 years due to physical and space requirements.
Are there any physical limitations?
Yes, the tour involves walking in uneven areas, low lighting, and stairs, with no elevators, so it may not suit mobility impairments or claustrophobia.
Can I take photos during the tour?
Yes, photography is permitted, but flash photography might be restricted in some areas.
What should I wear?
Comfortable shoes are recommended, and be prepared for varied underground temperatures.
How do I book?
Tickets are available with free cancellation up to 24 hours in advance, and you can reserve now and pay later.
Is transportation included in the tour?
No, transportation to and from Green Park station is not included.
What makes this tour unique?
The chance to explore hidden passageways, see original signs, and view ventilation tunnels makes this tour a special behind-the-scenes look at London’s underground history.