Royal Observatory Greenwich
Walk the Prime Meridian Line and explore time, space, and celestial wonders at Greenwich's Royal Observatory. Choose your tickets to embark on an astronomical journey.
4.1K+ travellers love this
See what they have to say

-
From stargazing through ancient telescopes and timekeeping of antique clocks, the Greenwich Observatory offers a cosmic adventure for all ages.
-
Straddle the world as you place one foot on the Eastern and the other on the Western Hemisphere, and stroll along the Prime Meridien Line.
-
Catch a glimpse of history as the Greenwich Time Ball plummets precisely at 1pm, a tradition that has continued for nearly two centuries.
-
Tune in to a captivating exploration of The Royal Observatory's rich history through a multilingual audio guide that will share interesting facts.
-
Enhance your trip by upgrading to the Royal Museums Greenwich Day Pass and explore the Observatory, Cutty Sark, Queen's House, and more.
More details
-
From stargazing through ancient telescopes and timekeeping of antique clocks, the Greenwich Observatory offers a cosmic adventure for all ages.
-
Straddle the world as you place one foot on the Eastern and the other on the Western Hemisphere, and stroll along the Prime Meridien Line.
-
Catch a glimpse of history as the Greenwich Time Ball plummets precisely at 1pm, a tradition that has continued for nearly two centuries.
-
Tune in to a captivating exploration of The Royal Observatory's rich history through a multilingual audio guide that will share interesting facts.
-
Enhance your trip by upgrading to the Royal Museums Greenwich Day Pass and explore the Observatory, Cutty Sark, Queen's House, and more.
-
Watch the universe come to life as you're guided by expert astronomers through the stars, and planets with stunning visual effects in a planetarium show.
-
Dive into the world of satellites with a planetarium show, where you’ll discover how these space-based technologies monitor the Earth.
-
Discover space through sound in the Audio Universe experience, a multi-sensory journey that transforms astronomical data into audio.
-
Immerse in a celestial spectacle as you witness the universe through real spacecraft imagery, state-of-the-art CGI, and telescope data.
More details
-
Watch the universe come to life as you're guided by expert astronomers through the stars, and planets with stunning visual effects in a planetarium show.
-
Dive into the world of satellites with a planetarium show, where you’ll discover how these space-based technologies monitor the Earth.
-
Discover space through sound in the Audio Universe experience, a multi-sensory journey that transforms astronomical data into audio.
-
Immerse in a celestial spectacle as you witness the universe through real spacecraft imagery, state-of-the-art CGI, and telescope data.
-
Explore the Royal Observatory Greenwich, where the world's time is set, and discover the fascinating story behind the Prime Meridian and Greenwich Mean Time.
-
Get a closer look at the intricately designed clocks by John Harrison and the UK's largest refracting telescope, enhancing your understanding of astronomy.
-
Delve into the universe with a visit to the Peter Harrison Planetarium, guided by expert astronomers who'll show you different celestial bodies.
-
Uncover the importance of satellites in protecting the planet at We Are Guardians and transform astronomical data into an auditory experience at Audio Universe.
-
Opt for a ticket upgrade to get the Day Pass and explore Cutty Sark, Queen's House, and more.
More details
-
Explore the Royal Observatory Greenwich, where the world's time is set, and discover the fascinating story behind the Prime Meridian and Greenwich Mean Time.
-
Get a closer look at the intricately designed clocks by John Harrison and the UK's largest refracting telescope, enhancing your understanding of astronomy.
-
Delve into the universe with a visit to the Peter Harrison Planetarium, guided by expert astronomers who'll show you different celestial bodies.
-
Uncover the importance of satellites in protecting the planet at We Are Guardians and transform astronomical data into an auditory experience at Audio Universe.
-
Opt for a ticket upgrade to get the Day Pass and explore Cutty Sark, Queen's House, and more.
5% off
- Step into a time machine and explore London's astronomical history with the Greenwich Day Pass. Visit Cutty Sark, the Royal Observatory, and more.
- Imagine life aboard the Cutty Sark, the last surviving tea clipper that was used to carry tea from China to the shores of Europe.
- Take a journey through time at the Greenwich Royal Observatory, and stand on the Prime Meridian, the line that divides the Eastern and Western Hemispheres.
More details
- Step into a time machine and explore London's astronomical history with the Greenwich Day Pass. Visit Cutty Sark, the Royal Observatory, and more.
- Imagine life aboard the Cutty Sark, the last surviving tea clipper that was used to carry tea from China to the shores of Europe.
- Take a journey through time at the Greenwich Royal Observatory, and stand on the Prime Meridian, the line that divides the Eastern and Western Hemispheres.
-
Uncover the secrets of the universe at the Royal Observatory as you step into the Octagon Room, designed by the legendary Sir Christopher Wren.
-
Examine the ingenious clocks of John Harrison, the man who revolutionized navigation, gaze into the heavens through the Great Equatorial Telescope, and upgrade to get access to Cutty Sark.
-
Drift down the Thames on a flexible sightseeing cruise, departing from four piers, and immerse in London's history with live English commentary or an audio guide.
-
Experience the panoramic splendor of London's skyline from the open-air deck or cozy indoor saloon, and savor sights of iconic attractions like the Tower of London.
-
Did you know? The Prime Meridian was established in Greenwich in 1884, but before that, various other locations were used as the reference point for longitude.
More details
-
Uncover the secrets of the universe at the Royal Observatory as you step into the Octagon Room, designed by the legendary Sir Christopher Wren.
-
Examine the ingenious clocks of John Harrison, the man who revolutionized navigation, gaze into the heavens through the Great Equatorial Telescope, and upgrade to get access to Cutty Sark.
-
Drift down the Thames on a flexible sightseeing cruise, departing from four piers, and immerse in London's history with live English commentary or an audio guide.
-
Experience the panoramic splendor of London's skyline from the open-air deck or cozy indoor saloon, and savor sights of iconic attractions like the Tower of London.
-
Did you know? The Prime Meridian was established in Greenwich in 1884, but before that, various other locations were used as the reference point for longitude.
5% off
- Get ready for an amazing London adventure with the London Explorer Pass which covers 90+ attractions, tours, and experiences with maximum savings.
- Unlock up to 50% savings on admission tickets for iconic attractions such as The Tower of London, Up At The O2, and Tower Bridge.
- Explore the best of London including Kew Gardens, Westminster Abbey, and other prime attractions.
- Enjoy the flexibility of picking from different passes offering entry to 2, 3, 4, 5, 6, or 7 attractions in London, with a validity of 30 days from first use.
More details
- Get ready for an amazing London adventure with the London Explorer Pass which covers 90+ attractions, tours, and experiences with maximum savings.
- Unlock up to 50% savings on admission tickets for iconic attractions such as The Tower of London, Up At The O2, and Tower Bridge.
- Explore the best of London including Kew Gardens, Westminster Abbey, and other prime attractions.
- Enjoy the flexibility of picking from different passes offering entry to 2, 3, 4, 5, 6, or 7 attractions in London, with a validity of 30 days from first use.
- Enjoy a hassle-free sightseeing experience in London with exclusive access to 90+ attractions scattered across the city.
- The London Pass® makes visiting top attractions like the Tower of London, Westminster Abbey, Kensington Palace and more super easy, saving you up to 55%.
- Level up your experience with the London Pass Plus and access 4 additional sights like Madame Tussauds and the London Eye, for the ultimate London experience.
- Pick from 1, 2, 3, 4, 5, 6, 7, or 10-day London passes depending on your itinerary and enjoy 1 year validity from the date of purchase.
- Just scan your London pass at the first attraction, and it's activated and you can then redeem your credits over the number of calendar days purchased.
More details
- Enjoy a hassle-free sightseeing experience in London with exclusive access to 90+ attractions scattered across the city.
- The London Pass® makes visiting top attractions like the Tower of London, Westminster Abbey, Kensington Palace and more super easy, saving you up to 55%.
- Level up your experience with the London Pass Plus and access 4 additional sights like Madame Tussauds and the London Eye, for the ultimate London experience.
- Pick from 1, 2, 3, 4, 5, 6, 7, or 10-day London passes depending on your itinerary and enjoy 1 year validity from the date of purchase.
- Just scan your London pass at the first attraction, and it's activated and you can then redeem your credits over the number of calendar days purchased.
Similar things to do in London
About Royal Observatory
Ever wondered where time begins? Head to the Royal Observatory Greenwich to find out! This observatory is where the world's time zones are measured from – the Prime Meridian Line, 0° longitude, runs right through it! Perched on Greenwich Hill, you'll get amazing views of London, too. Set up by King Charles II in 1675, it's been a hub for all things astronomy, navigation, and time. You can check out telescopes, learn how sailors used the stars to find their way, and even stand with one foot in the East and one in the West!