Reviewed · WALKING TOURS
Climb The O2 Arena & See London’s Main Sights Walking Tour
The unusual hook here is the combination of a central London walking tour and a supervised climb across the roof of The O2. You move from palaces, Parliament, and medieval churches to a broad view over East London, all in one long day.
I like the route’s two clear strengths: it packs in more than 30 major sights without charging separate admission for the walking stops, and it ends with something most standard city tours cannot offer, a climb high above The O2. The small group, capped at 15 people, should also make it easier to hear your guide.
The main catch is stamina and planning. You are walking for several hours, then arranging your own public transport to The O2. The guide does not go with you for the climb, socks are required, and the roughly $162 price does not include lunch, drinks, or the trip between the tour’s two parts.
Key points to know before booking
- You see London’s classic sights on foot: Buckingham Palace, Trafalgar Square, Westminster Abbey, Big Ben, St. Paul’s, Borough Market, and Tower Bridge all appear on the route.
- The O2 climb is a separate final activity: Your guide gives you tickets and directions, but you continue to Up at The O2 without the walking guide.
- Changing of the Guard is not guaranteed: It is scheduled for Monday, Wednesday, Friday, and Sunday at 10 a.m., but the British Army can change the timetable.
- The day requires moderate fitness: Expect a long walking route, an Underground or public transport connection, and a climb across The O2 roof.
- Bring socks and budget for transport: Socks are mandatory for the climb, and the public transport journey costs about £5.
- The group is limited to 15 people: That is a useful size for a guided city walk, especially around busy Westminster.
Why this tour works as a London introduction

Many London tours force you to choose between a history-heavy walking route and a ticketed attraction outside the center. This one links both. The morning is built around famous streets and public spaces, while the final hour changes the mood completely with a physical climb and wide city views.
You begin at The Ritz London on Piccadilly at 10 a.m. From there, the route moves through Green Park and toward Buckingham Palace. It is a sensible starting point because the sights unfold in a natural order rather than sending you across town from one isolated attraction to another.
The walking portion is not a series of long museum visits. You mainly see buildings and monuments from outside, with explanations from the guide. That keeps the pace moving, but it also means you should not expect entry to Buckingham Palace, Westminster Abbey, the National Gallery, or St. Paul’s Cathedral.
At about six hours, this is best treated as a full day rather than a quick orientation stroll. You will want comfortable shoes, water, and enough energy left for the O2 climb.
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From Green Park to Buckingham Palace
The first stop takes about an hour and begins with a walk through Green Park. The setting gives you a pleasant break from traffic before the palace comes into view.
Buckingham Palace is the official home of the King, and the guide uses it to explain British royal life and ceremony. You get time to admire the facade and hear the stories that make the building more than a familiar postcard image.
On Monday, Wednesday, Friday, and Sunday, the timing may allow you to see the Changing of the Guard. The tour begins at 10 a.m., and the ceremony schedule is controlled by the British Army, so this part is never certain. If it takes place, the guide aims to find a suitable viewing position.
That qualification matters. You should book this tour for the wider route and the O2 climb, not solely for the guard ceremony. If the ceremony is a priority, check the schedule again close to your date.
From the palace, you continue along The Mall, the grand ceremonial avenue leading toward Trafalgar Square. This is a strong opening because you get royal architecture, public ceremony, and a classic London processional route in one hour.
Trafalgar Square, Horse Guards, and Whitehall

Trafalgar Square gets about 20 minutes. You see Nelson’s Column, the fountains, and the exterior of the National Gallery. The square is one of London’s best places to understand how art, national memory, and public events overlap.
There is no admission charge for this stop, but the tour does not include time inside the National Gallery. If you want to see its paintings, plan a separate visit on another day.
At Horse Guards Parade, you stop for another 20 minutes. The guide points out the famous arch and clock near St. James’s Park, giving you a good photo opportunity and a glimpse of the ceremonial side of Whitehall.
The route then continues into Whitehall, where grand government buildings and monuments line the street. You also pass Downing Street, where British prime ministers have lived and worked since 1735. The protected entrance means this is a viewing stop rather than a chance to wander down the street.
I like this part because the sights are close together, yet each one tells a different story. You move from monarchy to military ceremony to modern government without needing another train or taxi.
Parliament Square and Westminster Abbey

Parliament Square is one of the tour’s longer stops, at about 40 minutes. You see the Palace of Westminster, home of the Houses of Parliament, and Big Ben up close. The square also gives you views toward the London Eye and the Churchill statue.
The guide includes time to sit in Parliament Square. That small detail improves the pace of the morning. After several hours on your feet, a short pause helps you take in the buildings instead of rushing past them with a camera raised.
Westminster Abbey follows for about 20 minutes. Its exterior represents more than 1,000 years of British religious and royal history, and it is the place where British kings and queens are crowned.
Again, the stop is outside. Admission to Westminster Abbey is not included, so anyone wanting to see the interior, chapels, tombs, and ceremonial spaces will need another visit and a separate ticket.
This is a useful distinction when judging the price. You are paying for a guided overview of many important places, not a package of interior admissions.
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Southbank and Millennium Bridge
After Westminster, you take the London Underground or other public transport toward Southbank. The tour information describes this as a short journey, and the full connection to The O2 later is estimated at about 20 minutes by public transport. Allow some flexibility, since central London connections can take longer than expected.
Southbank brings a change in tone. You see the Tate Modern and Shakespeare’s Globe Theatre, two landmarks tied to London’s art and theater life. The stop lasts about 40 minutes and gives you a chance to walk beside the Thames.
The route then crosses Millennium Bridge, known locally as Wobbly Bridge. From here, you get a strong view toward St. Paul’s Cathedral and its famous dome. The bridge is a good place for photographs because the river, cathedral, and modern footpath line up in one view.
You do not enter the Tate Modern, Shakespeare’s Globe, or St. Paul’s on this tour. The value here is the guide’s narration and the city views, especially if you want a broad first look before deciding which interiors deserve your own time.
Borough Market and Southwark Cathedral

Borough Market is a lively food market, and the tour takes you inside for about 30 minutes. This is one of the more useful stops for experiencing London as a working city rather than only as a collection of royal buildings.
You can look around the food stalls, but lunch is not included. The short visit may be enough to spot something tempting, although you may prefer to return later when you have more time to eat. Since the tour continues to London Bridge and then The O2, avoid turning this into a heavy meal break unless the guide’s timing permits it.
The guide also points out some Harry Potter filming locations. That detail adds a bit of modern film culture to a route otherwise focused on public history, government, and architecture.
Nearby Southwark Cathedral provides another contrast. Its setting near the market connects religious history with trade and daily life. The stop is brief, so consider this a guided introduction rather than a full examination of the building.
London Bridge and the city skyline

The London Bridge section takes about 30 minutes and gives you a broad view across one of the city’s most recognizable areas. From here, you can see Tower Bridge, the Tower of London, HMS Belfast, The Shard, and the Square Mile.
This is not a stop at the Tower of London or HMS Belfast. Instead, the guide helps you identify the landmarks from the bridge and explains how the riverfront, old financial district, royal fortress, and modern skyscraper fit together.
For a first day in London, that overview is valuable. The city can feel like a jumble of famous buildings until someone points out their locations and connections. The route gives you that map in your head before you explore individual sites later.
By this point, though, you will have spent much of the day walking. If your energy is already low, the O2 portion will feel like a demanding second act rather than a bonus.
Climbing across The O2 roof

At the end of the walking tour, the guide gives you your entrance tickets and directions to The O2 in Greenwich. The guide does not accompany you on the climb itself.
The journey from central London is described as straightforward and costs about £5 by public transport. Set aside roughly 20 minutes, and do not assume the climbing entrance is beside your final walking stop. You are responsible for making the connection, so keep the directions and ticket details handy.
Up at The O2 lasts about an hour. You climb to the top of the huge arena under expert supervision, giving you a view of London from a place many city visitors never reach. This is the tour’s most distinctive feature and the part that separates it from an ordinary sightseeing walk.
You need moderate physical fitness for the whole day, not just the climb. Wear practical clothes and comfortable shoes, and bring socks because they are mandatory. The need for socks is easy to overlook, especially if you expected a normal sightseeing tour, so pack them even if you are wearing other footwear.
The climb is supervised, but it remains an active experience. If you dislike heights, have limited mobility, or simply prefer a relaxed day of museums and cafes, this may not be the right fit.
Price, group size, and what you really receive
The price is about $162.16 per person. That is a substantial amount for a walking tour, but the value depends on how you use it.
You receive a guided route through more than 30 London sights, a small group of no more than 15 people, and admission to the O2 climb. You do not pay separate entrance fees for the outdoor sightseeing stops, because those are public spaces and exterior viewing points.
You still need to pay for public transport to The O2, about £5, and cover your own lunch, snacks, and drinks. Hotel pickup and return are not included. The practical cost is therefore higher than the headline price, though the O2 admission is already part of the package.
The format suits you if you want a concentrated first look at London and would otherwise book both a major walking tour and the O2 climb. It is less attractive if you already know central London well, want substantial interior visits, or would rather explore at a slower pace.
The group limit is a real advantage. With up to 15 people, your guide can usually keep the route organized and answer questions more easily than on a large coach tour. A guide named Joanne has led this route, though your guide may be someone else.
Who should book this six-hour route
I would choose this experience for a first-time London visitor with limited time and good walking stamina. You get the royal center, Westminster, the Thames, Borough Market, the City skyline, and Greenwich’s O2 in one organized day.
It also suits you if you want a memorable activity rather than only landmark photographs. The roof climb gives the day a physical edge and a different view of London.
Think twice if your priority is going inside famous buildings. Buckingham Palace, the National Gallery, Westminster Abbey, St. Paul’s Cathedral, the Tower of London, and Shakespeare’s Globe are seen from outside or introduced briefly.
You should also think twice if you need a slow pace. The itinerary includes many stops, public transport, and a final climb. It rewards curiosity and energy more than leisurely wandering.
Free cancellation is available if you cancel at least 24 hours before the 10 a.m. start time. Changes or cancellations inside that window are not accepted for a refund.
Should you book it?
Book this tour if you want a big first-day overview and like the idea of finishing with an unusual rooftop climb. The combination is strong, the group is reasonably small, and the route covers many of London’s essential sights without requiring you to plan every connection yourself.
Do not book it just for the Changing of the Guard, since the ceremony schedule can change and it does not run every day. Do not book it expecting a full interior tour of London’s major monuments.
Pack socks, wear comfortable shoes, carry water, and keep about £5 ready for the trip to The O2. With those details handled, this is a practical choice for an active visitor who wants classic London landmarks plus one memorable view from above.
FAQ
How long does the experience last?
The experience lasts approximately six hours, including the central London walking route and the one-hour climb at The O2.
Where does the tour begin?
The tour begins at The Ritz London, 150 Piccadilly, London W1J 9BR, at 10 a.m.
Where does the experience finish?
The final activity is at The O2, with the listed end point at Peninsula Square, London SE10.
Is the Changing of the Guard guaranteed?
No. It is scheduled for Monday, Wednesday, Friday, and Sunday at 10 a.m., but the British Army may change the schedule without notice.
Is admission to The O2 climb included?
Yes. The entrance ticket for the climb up The O2 is included.
Does the guide accompany you to The O2?
No. At the end of the walking tour, the guide gives you tickets and directions. You then make your own public transport journey to The O2, which takes about 20 minutes and costs approximately £5.
What is not included in the price?
Lunch, snacks, drinks, transport to and from your hotel, and the public transport journey to The O2 are not included.
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