Visit the London Royal Observatory in Greenwich, which is the historic home of the GMT and the supreme meridian, and experience a lot of exciting information.
A must-see attraction at one of London's top attractions, located in the UNESCO World Heritage Site of Greenwich
Stand with one foot in the eastern hemisphere and one in the west on the Greenwich Meridian Line
Enjoy one of the most-loved views of London across Greenwich Royal Park and the River Thames
Are you ready to be in two places at once? Stand with one foot in the eastern hemisphere and the other in the west at London's Royal Observatory in Greenwich. In the home of space and time you will learn all about the Greenwich meridian line and GMT and how it was elected the world's supreme meridian in 1884! You will hear stories from astronomy, space and the stars and perhaps even explore the world with new dreams.
Time your visit to coincide with the dropping of the bright red Time Ball on top of Flamsteed House, one of the world’s earliest public time signals. It drops daily at 13:00.
Stand in Charles II's magnificent Octagon room designed by Wren - also known as'The Great Star Room' - and discover John Harrison's groundbreaking inventions that have changed the world and solved the length problem.
And don't miss the Great Equatorial Telescope, Britain's largest historical telescope, which gave astronomers new insights into the universe over 100 years ago.
High on a hill, this landmark of London not only offers fantastic views of Greenwich, but also brings to light the wonders of time and space as you walk in the footsteps of yesterday's and today's astronomers.
Children under 4 years have free entry. Please purchase a free ticket for them on site.
Free admission for accompanying persons of visitors with disabilities.
Please bring a valid ID if you choose a reduced ticket.
Last admission is at 4:30pm.
Wheelchair-accessible: Most areas of the observatory are fully accessible. However, older buildings have limited access.
• Tickets for the Royal Observatory, the Meridian Line, Flamsteed House, John Harrison's timekeeper, Camera Obscura, the Great Equatorial Telescope, the Astronomy Centre, the Altazimuth Pavilion and the galleries.
• Free audio guide - available in 7 languages (for the historical part of the Royal Observatory in English, French, German, Italian, Spanish, Russian and Chinese.
• Entry to The Peter Harrison Planetarium
Royal Observatory Greenwich, Blackheath Avenue, SE10 8XJ, London.
Please bring your booking confirmation.
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