Reviewed · WALKING TOURS

Climb The O2 Arena & See London’s Main Sights Walking Tour

★ 5.0 · 23 reviews 6 hours (approx.) From $162 Operated by Top Sights Tours Group LLC · Bookable on Viator
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The unusual draw here is the two-part London day: a fast-moving walk through the city’s grandest sights, followed by a climb high above The O2 arena. You get royal landmarks, Parliament, the South Bank, Borough Market, and skyline views in one ambitious outing.

I like the efficient route and the small group size, capped at 15 people. I also like that the O2 admission is included, and that a local guide such as Joanne can set the historical context before handing you directions for the final climb.

The main catch is the split ending. Your guide does not join you at The O2, so you must make your own public transport journey from central London to Greenwich. Bring socks, since they are mandatory for the climb, and expect a long day on your feet.

Key points at a glance

  • One route covers 30-plus major sights, including Buckingham Palace, Big Ben, Westminster Abbey, St. Paul’s, Borough Market, and Tower Bridge views.
  • The Changing of the Guard may be included on Monday, Wednesday, Friday, or Sunday, though the British Army can change the schedule.
  • The O2 climb is a separate final activity, with tickets and directions supplied after the walking tour.
  • A maximum group of 15 keeps the city walk more manageable than a large coach excursion.
  • The £162.16 price includes the O2 climb, but not lunch, drinks, hotel transfers, or the roughly £5 public transport fare.
  • Moderate fitness is needed, with several hours of walking before the rooftop climb.

From The Ritz to Buckingham Palace

You meet at The Ritz London on Piccadilly at 10:00 a.m. That is a central, polished starting point, and Green Park gives the first stretch of the day a pleasant beginning. From there, you walk toward Buckingham Palace, the official London home of the King.

The palace is more than a photo stop. Your guide explains royal customs and British royal history while you take in the formal frontage. You spend about an hour in this area, which gives the opening stop enough time to feel substantial rather than rushed.

On Monday, Wednesday, Friday, and Sunday, the route is planned to coincide with the Changing of the Guard at 10:00 a.m. The schedule is controlled by the British Army and can change without notice, so you should treat the ceremony as a welcome possibility, not a guarantee.

If the ceremony takes place, your guide will look for a suitable viewing place. Afterward, you continue along the Royal Mall, the ceremonial avenue linking the palace with Trafalgar Square. Admission to the palace itself is not included, and this is an exterior visit.

A few more London trips to weigh up

Trafalgar Square and the royal route

Climb The O2 Arena & See London's Main Sights Walking Tour - Trafalgar Square and the royal route

Trafalgar Square gets about 20 minutes. That is enough to see Nelson’s Column, the fountains, and the buildings around the square, including the National Gallery. You will not have time for a full gallery visit, but the stop gives you a useful introduction to one of London’s main public spaces.

This is where the tour’s pace becomes clear. You are collecting major sights rather than spending half a day inside any one attraction. I like that approach for a first London visit, especially if you want a broad sense of the city before choosing where to return on your own.

At Horse Guards Parade, you stop for around 20 minutes to see the famous arch and its clock. The site sits beside St. James’s Park and offers a good photo opportunity. Your guide can help connect the ceremonial setting with Britain’s military and royal traditions.

Whitehall, Downing Street, and Parliament Square

Climb The O2 Arena & See London's Main Sights Walking Tour - Whitehall, Downing Street, and Parliament Square

Whitehall takes another 20 minutes. This broad government avenue is lined with important buildings and memorials, and the walk leads toward Downing Street, where British prime ministers have lived and worked since 1735.

You should expect to see the area from public viewpoints rather than enter Downing Street. The value here is the context. A guide can point out how close the centers of royal power, government, and public protest are to one another.

The route then reaches Parliament Square for about 40 minutes. This is one of the strongest sections of the morning. You see the Palace of Westminster, home of the Houses of Parliament, along with Big Ben, the London Eye, and the Churchill statue.

The time is long enough to sit for a moment and take in the view. That matters because the area can feel like a blur when you rush from one landmark to another. You get a chance to frame photographs and listen to the guide before moving on.

Westminster Abbey from the outside

Climb The O2 Arena & See London's Main Sights Walking Tour - Westminster Abbey from the outside

Westminster Abbey receives about 20 minutes. The building has more than 1,000 years of history and remains the place where British kings and queens are crowned. It is one of London’s most important churches, both architecturally and politically.

This visit is an exterior stop, not an included interior tour. If you want to see the tombs, chapels, memorials, and coronation chair inside, plan a separate visit on another day. The short stop works well as an introduction, but it cannot replace time indoors.

That distinction is important when you compare this outing with a ticketed Westminster Abbey visit. Here, the guide gives you orientation and context while keeping the group moving toward the South Bank.

Same country, a completely different day out:

Crossing toward the South Bank

After Westminster, you take the London Underground to the South Bank. The transport segment is short, but the fare is not included in the tour price. Allow roughly £5 for public transport across the day, with the exact cost depending on the journey and ticketing used.

The South Bank portion lasts about 40 minutes and includes views of Tate Modern and Shakespeare’s Globe Theatre. These are exterior sightings, so you will not have time to explore the museum or attend a performance.

I like this change of scene. The morning focuses on palaces, government buildings, and monuments. The South Bank feels more tied to art, theater, and everyday city life. You get a quick sense of how London changes from one neighborhood to the next.

Millennium Bridge and St. Paul’s Cathedral

Climb The O2 Arena & See London's Main Sights Walking Tour - Millennium Bridge and St. Paul’s Cathedral

You then walk onto Millennium Bridge, known locally as Wobbly Bridge. It gives you a strong view toward St. Paul’s Cathedral and its famous dome, with the river adding depth to the scene.

The stop lasts about 20 minutes. That is enough for photographs and a close look at the cathedral from across the Thames, but not enough to enter St. Paul’s. As with Westminster Abbey, you should see this as a well-placed orientation stop.

The bridge also helps make the walking route feel connected. Instead of viewing London’s landmarks as separate points on a checklist, you move between them using the river, bridges, streets, and public spaces that shape the city.

Borough Market and Southwark Cathedral

Climb The O2 Arena & See London's Main Sights Walking Tour - Borough Market and Southwark Cathedral

Borough Market gets about 30 minutes, and this is one of the most useful places to have free time during a long sightseeing day. Your guide takes you inside the market, where you can look at local food stalls and decide if something catches your eye.

Lunch is not included, and the schedule does not promise a full meal break. You should budget for your own food and drinks, but keep in mind that the market stop is fairly short. A snack may be more realistic than a relaxed lunch.

The area also includes some less obvious Harry Potter filming locations. The tour does not promise a dedicated film-location walk, but the connection adds a bit of fun if you know the films. Nearby Southwark Cathedral gives the stop another historic landmark before you continue.

London Bridge and the major skyline views

Climb The O2 Arena & See London's Main Sights Walking Tour - London Bridge and the major skyline views

The final central London stop is London Bridge, where you spend about 30 minutes. From here, you can see several major sights at once: Tower Bridge, the Tower of London, HMS Belfast, The Shard, and the Square Mile.

This is an excellent place to understand London’s mix of old and new. Historic fortifications and a Second World War battleship sit within view of one of Europe’s most recognizable modern skylines. The stop is mostly about looking outward, taking pictures, and letting the guide identify what you are seeing.

Do not confuse London Bridge with Tower Bridge. The tour uses London Bridge as the viewing point, so you see Tower Bridge from a distance rather than cross its upper walkways or visit its exhibition.

The O2 climb, the day’s big finish

After the walking tour, your guide gives you the ticket for Up at The O2 and explains how to reach Peninsula Square in Greenwich. The guide does not accompany you for this final section. The journey takes about 20 minutes by public transport, and you should plan on roughly £5 for the fare.

That handoff is the most important practical detail in the whole experience. You are responsible for getting from central London to The O2, so do not assume the group will travel there together. Keep the directions, allow a little margin, and check that you have your climb ticket before leaving the guide.

The climb itself takes about an hour and is supervised by the Up at The O2 team. You walk across the roof of the world’s largest tent, safely fitted and guided by staff. The climb is the experience’s most unusual feature, since even many London residents do not get this view of the city.

You should wear suitable clothing and bring socks. Socks are mandatory, and failing to pack them can create a needless problem at the final activity. The climb also requires a moderate level of fitness, so this is not a good match if several hours of walking and an uphill rooftop route would be difficult.

The O2 sits away from the central sightseeing circuit, which explains the separate ending. It also means you get a very different view from the classic riverfront and palace viewpoints earlier in the day. The reward is a broad perspective over London after seeing the city from street level.

What the $162.16 price really covers

At $162.16 per person, this is not a cheap walking tour. The value depends on how much use you will make of the combined format.

The price includes the guided central London walk, a small group of no more than 15 people, and admission for the O2 climb. It does not include lunch, snacks, drinks, hotel transport, or the public transport journey to Greenwich.

If you already plan to visit The O2, combining it with a central London walk can save you from arranging two separate bookings. You also get a guide to connect the landmarks, which is useful when you want more than a list of photo stops.

The price is harder to justify if your main goal is only the O2 climb. In that case, compare the cost with a stand-alone climb and decide if the six-hour sightseeing route adds enough value. It is also less suitable if you prefer long visits inside museums, churches, or palaces.

Pace, group size, and what to bring

Six hours is a long stretch, even though the stops are broken into manageable pieces. You will walk through several central neighborhoods, use the Underground, pause for photographs, and then make your own way to Greenwich for the climb.

A group limit of 15 is helpful. It should make it easier to hear the guide and stay together at crossings and crowded public areas. It does not turn the outing into a slow private tour, though. The schedule is built around seeing many sights in one day.

I would bring:

  • Comfortable walking shoes
  • Socks for the O2 climb
  • Water and a small snack
  • Money or a payment method for food and public transport
  • Weather-appropriate clothing
  • A phone with the final directions available

The tour is offered in English, and booking confirmation is received at the time of booking. The start point is near public transport at The Ritz London, while the end point is Peninsula Square at The O2.

Free cancellation is available if you cancel at least 24 hours before the start time. Changes or cancellations made inside that window are not accepted for a refund.

Who will enjoy this London combination?

I would recommend this for a first or second visit when you want to cover a lot of ground and see London’s main symbols in one day. It suits people who like a clear route, local commentary, and a mix of royal, political, cultural, food, and skyline stops.

It is also a good choice if the O2 climb is high on your list but you want to fill the earlier hours with major London sights. The climb gives the day a clear finale instead of ending at another standard landmark.

You may want a different plan if you want to enter Buckingham Palace, Westminster Abbey, the National Gallery, Tate Modern, St. Paul’s Cathedral, or the Tower of London. The route shows these places from outside, and the short stop times are not designed for interior visits.

The experience is less suitable for anyone who dislikes a fixed schedule or prefers to linger. You also need to be comfortable managing your own transfer to The O2 after the guide finishes.

Should you book the O2 and London sights tour?

Book it if you want breadth plus one unusual activity. The central route gives you a useful first look at London, while the O2 climb supplies a view and experience you will not get from the usual sightseeing circuit.

Before booking, check three things. Confirm that the Changing of the Guard schedule fits your date if that matters to you, pack socks, and make sure you are happy traveling independently to The O2 after the walking tour.

For a full day of landmarks, a small group, and an included rooftop climb, the price can be fair. Just understand what you are buying: a brisk outdoor introduction to London, not a series of long interior visits, followed by a separate climb in Greenwich.

FAQ

Where does the tour begin?

The tour begins at The Ritz London, 150 Piccadilly, London W1J 9BR, at 10:00 a.m.

Where does the tour finish?

The experience finishes at Peninsula Square, London SE10, at The O2.

Is the O2 climb included in the price?

Yes. Admission for the climb up The O2 is included.

Does the guide accompany the group to The O2?

No. At the end of the walking tour, the guide gives you your ticket and directions. You then make your own way to The O2 by public transport.

How much does the journey to The O2 cost?

The public transport journey costs approximately £5. The trip takes around 20 minutes.

Is the Changing of the Guard guaranteed?

No. It is planned for Monday, Wednesday, Friday, and Sunday at 10:00 a.m., but the British Army can change the schedule without notice.

What level of fitness is needed?

You should have a moderate level of physical fitness. The day includes several hours of walking and a climb across The O2 roof. Socks are mandatory for the climb.

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