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Also known as Meridian of Greenwich, London Meridian, Meridian of London, Prime Meridian, modern prime meridian
meridian passing through Greenwich, London
AI overview
The Greenwich meridian is an imaginary line that runs through Greenwich, London, and serves as the reference point (0 degrees longitude) from which all other locations on Earth are measured east or west. It matters because it provides a universal standard for mapping the world and coordinating time zones across the globe.
AI-generated from the Wikipedia summary — may contain errors.
Wikidata facts
- Image
- Prime-meridian.jpg
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- Commons category
- Greenwich prime meridian
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via Wikidata · CC0
Gallery (5)
On the map
2 mapped locations