The Château de Cirey is a château in Cirey-sur-Blaise, Haute-Marne, France. The château was the home of Émilie du Châtelet and her lover Voltaire from 1734 to 1749.
Today the château is owned by the count of Salignac-Fénelon. Various parts of the building and its interiors have been protected as a monument historique since 21 September 1981.
Wikipedia https://en.wikipedia.org/wiki/Château_de_Cirey
Address Le Château, 52110, France
Coordinates 48°19'47.283" N 4°56'22.835" E