Visit Greenwich Observatory

London

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Royal Observatory, Greenwich

The Royal Observatory, Greenwich (formerly the Royal Greenwich Observatory or RGO), in London, England played a major role in the history of astronomy and navigation, and is best known as the location of the prime meridian. It is situated on a hill in Greenwich Park, overlooking the River Thames. The observatory was commissioned in 1675 by King Charles II, with the foundation stone being laid on 10 August.

This description uses material from the Wikipedia article on Royal Observatory, Greenwich and is licensed under the Creative Commons Attribution-ShareAlike License (view authors).