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Stand at the Prime Meridian: The Royal Observatory

Explore the Royal Observatory in Greenwich, home of the Prime Meridian, and delve into the fascinating world of astronomy and history.

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The Royal Observatory in Greenwich is a historic site where you can stand on the Prime Meridian. This iconic landmark offers a fascinating insight into the history of astronomy and navigation, making it a must-visit for any tourist in London.

A brief summary to Prime Meridian

  • Monday 10 am-5 pm
  • Tuesday 10 am-5 pm
  • Wednesday 10 am-5 pm
  • Thursday 10 am-5 pm
  • Friday 10 am-5 pm
  • Saturday 10 am-5 pm
  • Sunday 10 am-5 pm

Local tips

  • Visit during weekdays to avoid larger crowds, especially in the summer months.
  • Check the schedule for planetarium shows in advance to secure your spot.
  • Take time to stroll through Greenwich Park for stunning views of the city.
  • Wear comfortable shoes, as there is a lot of walking involved in the observatory and surrounding areas.
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Getting There

  • Car

    If you are driving from central Essex, take the A13 towards London. Merge onto the A2 and continue following signs for Greenwich. Take the exit towards Blackheath Village. Follow Blackheath Avenue and look for the signs directing you to the Royal Observatory. There is parking available nearby, but it can be limited during busy hours.

  • Train

    From any station in Essex, take a train to London. If you are in Southend, take the C2C line to Fenchurch Street, then transfer to the District Line at Tower Hill towards Upminster. Get off at Greenwich Station. From there, you can walk about 15 minutes following signs to the Royal Observatory, or take the DLR (Docklands Light Railway) to Cutty Sark for Maritime Greenwich and then walk up the hill.

  • Bus

    Check the local bus services for routes from your location to Greenwich. You can use the National Express or local bus services like the 180 or 199. Alight at the bus stop nearest to the Royal Observatory, which is located on Blackheath Avenue. From the bus stop, walk towards the entrance of the observatory, which is clearly marked.

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Discover more about Prime Meridian

Nestled in the heart of Greenwich, the Royal Observatory is a treasure trove of astronomical history and a pivotal landmark for timekeeping. Established in 1675, it is famously known as the location of the Prime Meridian, where the world’s time is set. Visitors can stand on the Prime Meridian line, an experience that connects you with the essence of global navigation and timekeeping. The observatory also houses the historic Greenwich Mean Time (GMT), the time standard from which all other time zones are derived. The Royal Observatory offers a captivating blend of science, history, and stunning views of London. As you explore the various exhibitions, you will encounter fascinating artifacts, including the Harrison clocks that revolutionized maritime navigation. The planetarium, with its immersive shows, transports you on a journey through the cosmos, making it an enchanting experience for both adults and children. Don’t forget to explore the beautiful surrounding park, which offers panoramic views of the River Thames and the iconic London skyline. Visiting the Royal Observatory allows tourists to delve into the story of time and space while enjoying the picturesque setting of Greenwich. With a variety of interactive exhibits and knowledgeable staff, it is an educational and entertaining destination for all ages. Plan your visit to this historic site, where you can truly feel the pulse of time as you stand on the very line that divides the Eastern and Western Hemispheres.

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