The Royal Observatory in Greenwich is the historic home of British astronomy, Greenwich Mean Time and the world-famous Meridian Line. Established in the 17th century, it was from here that the great scientists of the time precisely mapped the stars to help navigate at sea. Today, you can stand aside the Meridian Line with one foot in the eastern hemisphere and one in the west and marvel at the Great Equatorial Telescope, one of the world’s largest historic telescopes before strolling through Gre

Visit the Royal Observatory in Greenwich and see technology that changed the world | Royal Museums Greenwich

27 reactions | Visit the Royal Observatory, the home of Greenwich Mean Time. Stand on the world-famous Prime Meridian Line and discover London's only Planetarium. | Royal Museums Greenwich | Facebook

The Royal Observatory is where east meets west at Longitude 0°. Why was Greenwich chosen as the home of the Prime Meridian and Greenwich Mean Time, and what do those terms mean? https://bit.ly/32qrqqB | Royal Museums Greenwich

Discover the clocks that changed the world and stand on the world-famous Prime Meridian Line at the home of GMT this spring. | Royal Museums Greenwich