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Bronze plaque № 42177

London, England, United Kingdom

This pillar was erected in 1824 under the direction of the Reverend John Pond, MA, Astronomer Royal. It was placed on the Greenwich Meridian and its purpose was to indicate the direction of true north from the transit telescope of the Royal Observatory. The Greenwich Meridian as changed in 1850 and

adopted by international agreement in 1884 as the line of zero longitude passes 19 feet to the east of this pillar. — Epping Forest Public Open Space, Chingford

Listen to the audio guide for Bronze plaque № 42177 Free on WIP — starts by itself when you arrive, even with the screen off