From the modern Coca-Cola London Eye, to the historic Tower of London, the top 10tourist attractions in London are a must-see on any London sightseeing trip. Even better, many London landmarks are free to visit, while others are available with discounted entry or special offers when using a London Pass. Use the London attractions map to find them all. 
 
There are also plenty of kid-friendly places to visit in London. Get up close and personal with underwater creatures at SEALIFE London aquarium or explore the Science Museum, London's interactive hub of science and technology. Both are perfect for fun family days out in London.
 
You could also soak up some culture at London museums, visit the Queen at Buckingham Palace, or take the perfect picture with Big Ben; just some of the many iconic places to go in London.
 
The top 10 free London attractions list is based on visitor numbers: start your sightseeing in London now with these popular spots.
 
Don't miss out on some of London's best attractions during busy times. Book online to avoid the queues at the top 10 bookable London attractions and get fast-track tickets and easy access to London's sights.

Warner Bros. Studio Tour

Have a magical day out with a behind-the-scenes tour of the Harry Potter films at Warner Bros. Studio Tour London  – The Making of Harry Potter. See first-hand the sets, costumes, and props used in all the Harry Potter films, and step inside some of the films' locations including the Great Hall, Dumbledore's office and Hagrid's hut. It's the ultimate Harry Potter experience!

Buckingham Palace tour

Visit the official London residence of the Queen during the Buckingham Palacesummer opening. Explore the extravagant State Rooms and don't miss this year's special exhibition, celebrating the 200th anniversary of the birth of Queen Victoria. In 2019, Buckingham Palace is open to visitors from 20 July until 29 September. 

Hop on hop off bus tour

Book in advance for one of the bestselling London tours. Buy a 24-hour ticket and enjoy the freedom to hop on and off the sightseeing buses and explore some of London's most famous places, such as Tower of LondonBuckingham PalaceWestminster AbbeySt Paul's Cathedral and Trafalgar Square.

SEA LIFE London

Get a taste of the deep blue sea at SEA LIFE London. Spot up to 400 species including sharks, stingrays, moray eels and clown fish at the aquarium. See stunning green sea turtles and test your nerve on the glass "shark walk". Learn more at daily talks and feeding times
 

Tower of London

Take a tour with one of the Yeoman Warders around the Tower of London, one of the world's most famous buildings. Discover its 900-year history as a royal palace, prison and place of execution, arsenal, jewel house and zoo! Gaze up at the White Tower, tiptoe through a medieval king's bedchamber and marvel at the Crown Jewels.
 

Coca-Cola London Eye

Book in advance for one of the bestselling London tours. Buy a 24-hour ticket and enjoy the freedom to hop on and off the sightseeing buses and explore some of London's most famous places, such as Tower of LondonBuckingham PalaceWestminster AbbeySt Paul's Cathedral and Trafalgar SquareRead More
 

The View from The Shard

Rise high above London and see the city's iconic skyline from a unique perspective, with views stretching up to 40 miles (64km). Spot the likes of the Coca-Cola London EyeSt Paul's Cathedral and Wembley Stadium from The View from The Shard's observation deck, which sits 800ft (244m) up western Europe's tallest building. Read More

 

Churchill War Rooms

Head under the streets of Westminster and discover the Churchill War Rooms. Explore the hidden passageways and historic rooms where Winston Churchill and his wartime Cabinet directed the second world war from.  Read More

 

Madame Tussauds

The Royal Balcony at Madame Tussauds featuring wax figures of the royal family. Image courtesy of Madame Tussauds. The Royal Balcony at Madame Tussauds. Image courtesy of Madame Tussauds.
At Madame Tussauds, you'll come face-to-face with some of the world's most famous faces. From Shakespeare to Lady Gaga you'll meet influential figures from showbiz, sport, politics and even royalty. Strike a pose with Usain Bolt, get close to One Direction or receive a once-in-a-lifetime audience with the Queen. Read More
 

London Dungeon

Delve into the ancient capital’s most horrible history at the London Dungeon – experience live actors, thrilling rides and exciting special effects. Step back into the darkest of times… are you brave enough to face 90 minutes of London’s dark past?