Coordinates: 44°25′13″N 4°54′32″E / 44.4203°N 4.9089°E / 44.4203; 4.9089
Grignan is a commune in the Drôme department in the Rhône-Alpes region in southeastern France.
It has a magnificent Renaissance castle and is mentioned in the letters that Madame de Sévigné wrote to her daughter, Madame de Grignan, in the 17th century.
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