Stand on the iconic Meridian Line with one foot in the west and one foot in the east
Journey through space in one of our planetarium shows and meet a real life astronomer
See one of the best views of London from the Meridian Courtyard, including maritime Greenwich, the O2, Canary Wharf and the River Thames
There is also free entry to the Astronomy Centre, the Altazimuth Pavilion, shop, café and stunning views over the River Thames and the London Skyline.
Share your photos on social media using #ExploreGreenwich
Explore the fascinating mysteries of time and space
"Make time to stand on the Prime Meridian-where East meets West. A once in a lifetime experience!"
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Royal Observatory visitor
Mementos for stargazers and time enthusiasts
Royal Observatory Greenwich is a quick and easy journey from central London, by DLR, rail or boat