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Number of texts: 2
The zero meridian was not always in Greenwich. For a long time, France and other countries used their own zero meridian, going through the Observatory of Paris. You can still see a line in the Cassini-room.
Linked characteristics: Did you know..., Child friendly, Bad weather suitable
Linked themes: History, Monumental constructions, Geography
Linked groups: Méridienne Verte / Green Meridian, Guide for mappers
The first public exhibition of a Foucault pendulum took place in February 1851 in the Meridian Room of the Paris Observatory, by the French physicist Léon Foucault.
Linked themes: Science