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Two people smile while looking at an intricate antique clock in a museum display case. A couple holds hands while walking on a cobblestone path in front of a historic brick building under a clear blue sky. A couple smiles while taking a selfie with a city skyline and green park in the background. Four people stand in a line with their arms outstretched, smiling, and posing by a fenced area in a park with cobblestone paths and trees. Two adults and two children looking at a display table in a museum or exhibit hall. Aerial view of historical buildings and observatories with domes surrounded by green parks, set against a modern city skyline.
Two people smile while looking at an intricate antique clock in a museum display case. A couple holds hands while walking on a cobblestone path in front of a historic brick building under a clear blue sky. A couple smiles while taking a selfie with a city skyline and green park in the background. Four people stand in a line with their arms outstretched, smiling, and posing by a fenced area in a park with cobblestone paths and trees. Two adults and two children looking at a display table in a museum or exhibit hall.

Royal Observatory & Prime Meridian: Early Access + Guided Tour

Stand on the Prime Meridian and learn the history behind Greenwich Mean Time

  1. Start time 09:00

  2. Duration 1h

  3. Live guide English

  4. Max group size 24

Included

  • Early access to Royal Observatory & Prime Meridian
  • Private Prime Meridian access
  • Guided tour
  • English-speaking guide

Starting point

Blackheath Avenue, SE10 8XJ, London

Founded in 1675, the Royal Observatory is Britain’s oldest scientific institution. Get a chance to see it before the crowds arrive.

You'll stand on the Prime Meridian and step into the birthplace of modern astronomy. Your knowledgeable guide will explain the history of Greenwich Mean Time (GMT) and the search for longitude.

See the Octagon Room, designed by Sir Christopher Wren, and enjoy a tour that brings to life the stories of how the Prime Meridian was established in Greenwich.
  • Arrive 5 minutes before the start of the tour
  • Please arrive at 8:55 am at the entrance to the Royal Observatory near the Shepherd Gate Clock, where your guide will meet you
  1. Provider: Royal Museums Greenwich
    4.6 556 provider reviews
    Registered address: Park Row, Greenwich Peninsula, SE10 9NF, London, GB

    Reach out to the Tiqets Help Center, we act as a contact on behalf of the activity supplier

  • Cancel for free until 24 hours before you visit and get a full refund
  • Rescheduling is possible until 24 hours before your visit date

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