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Royal Observatory Greenwich

Blackheath Avenue, London SE10 8EJ, England
+44 20 8312 6608
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US$14.42*
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Royal Observatory Greenwich Entrance Ticket
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US$180.27*
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Best of Greenwich Walking Tour in London Including Lunch
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Westminster to Greenwich Sightseeing Thames Cruise
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The prime meridian, zero degrees longitude, runs through the courtyard of the Royal Observatory in Greenwich, England, which was founded in 1675 by King Charles II.
  • Excellent45%
  • Very good37%
  • Average14%
  • Poor3%
  • Terrible1%
Travellers talk about
“meridian line” (288 reviews)
“prime meridian” (362 reviews)
“cutty sark” (190 reviews)
Open Now
Hours
Hours Today: 10:00 AM - 5:00 PM
LOCATION
Blackheath Avenue, London SE10 8EJ, England
Greenwich
CONTACT
Website
+44 20 8312 6608
Write a ReviewReviews (2,759)
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"meridian line"
in 288 reviews
"prime meridian"
in 362 reviews
"cutty sark"
in 190 reviews
"flamsteed house"
in 41 reviews
"steep climb"
in 41 reviews
"john harrison"
in 30 reviews
"harrison clocks"
in 29 reviews
"western hemisphere"
in 26 reviews
"canary wharf"
in 74 reviews
"audio guide"
in 78 reviews
"thames clipper"
in 21 reviews
"interesting place"
in 34 reviews
"walk up"
in 24 reviews
"worth the trip"
in 23 reviews
"well worth the visit"
in 20 reviews
"london pass"
in 21 reviews
"longitude"
in 212 reviews
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1 - 10 of 1,972 reviews

Reviewed yesterday

Great fun to ride up the Thames on a water taxi using your Oyster card. Great views from afar of London. This is where TIME started as we know it. A hidden surprise outside of London that has changed history. Stand on the Meridian and...More

Thank CindyLou2013
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 2 days ago

Having travelled down the Thames from The Tower of London - best way to travel to Greenwich because you get commentary all the way providing you travel with City Cruises - walking through The Royal Observatory with a good quality guide (free tour once you...More

Thank Ian B
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 2 days ago

You need half a day if you want to visit the observatory (including travel time). The observatory is great & the planetorium will be fun for kids. If your the curious kind then the observatory will satisfy you as it tells you why clocks came...More

Thank Ritvik S
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
See more reviews
Reviewed 3 days ago via mobile

Absolutely delighted to be educated in the the why's of Greenwich Mean time and the how's of the calculation of longitude.

Thank Peter B
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 3 days ago

First of, don't pay the entrance fee. Large parts of the exhibition are for free anyway and to see the metal rail which marks the meridian you can as well look through the railing from the outside, it is not that impressive. Make sure to...More

1  Thank Pedalrakete
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 5 days ago

The small museum at the Observatory is more interesting than we had imagined. It is at the top of a hill, so some exertion is required to get there, after your short walk following the signs through the quaint town of Greenwich. Even in the...More

1  Thank ScienceTrip
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 6 days ago via mobile

Greenwich is a quiet small town. There were sunny spells and scattered showers when we visited. Despite that we loved the tranquility and greenery of this place. There were lots to see too: the Greenwich Market, Queen’s House, Maritime Museum......Definitely worth a day to spend...More

Thank toylover99
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 6 days ago

We had a great day exploring Greenwich and then heading up to the Observatory. Loved the views and learning about the history of time and such. Well worth a visit.

Thank BRDman7
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 1 week ago

Our family (2 adults and 2 teenagers - one aged 19 and one aged 15) went today, and really enjoyed it; the exhibition is accessible to children with plenty of fun and interesting displays and interactive screens, but is also great for an older audience...More

Thank hifst
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed 1 week ago

We took a trip to the Observatory before we went to the Planetarium show. We are both very interested in history and the sciences, although we will both admit to physics being our weak point. We did not take up the audio tour, and wonder...More

Thank Milly A
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Nearby
Greenwich
Greenwich Mean Time starts here, so to speak, as the
very concept of global time was established at Royal
Observatory, just one of several buildings of
architectural interest in Greenwich. Indeed, the whole
of Greenwich's historic town center, its Royal Park
and a number of related buildings (and one world
famous ship, the Cutty Sark) make up the UNESCO World
Heritage site known as Maritime Greenwich. Today a
...More
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Questions & Answers
_vickyfan4arr
9 April 2018|
AnswerShow all 4 answers
Response from Peter Z | Reviewed this property |
Hi, this is difficult because I have never visited the aquarium; they are very different visits. You can do the observatory in about 2 hours, depending if you pick up a tour or not, otherwise the visit is at your own pace... More
1
Vote
Ranjeet L
14 March 2018|
AnswerShow all 4 answers
Response from MarcusLC61 | Reviewed this property |
If you go to the Greenwich website you can buy combined tickets for both attractions.
0
Votes
rachey6464
23 July 2017|
AnswerShow all 2 answers
Response from harmonotronic | Reviewed this property |
Hi, the planetarium is about £7.50 per show and the times vary. Not sure about a combined ticket for shows but if you go to the Royal Museums Greenwich website, (just google it) you'll find all of the ticketing, time and... More
2
Votes
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