The home of GMT
- Royal Observatory
- Meridian Line
- Cutty Sark
- Planetarium shows
- Free museums
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Visit the Royal Observatory in Greenwich, London. Home of Greenwich Mean Time (GMT), the Prime Meridian of the world and London’s Planetarium.
Explore the fascinating mysteries of time and space
Dating from 1675, Charles II’s Octagon Room is one of the few Christopher Wren-designed interiors that you can see in London today.
Royal Observatory Greenwich is a quick and easy journey from central London, by DLR, rail or boat