The Château de Mongenan is an 18th-century folly and botanical garden in Portets, in the Gironde Department of France. The gardens are classified by the Committee of Parks and Gardens of the French Ministry of Culture as among the Notable Gardens of France.
The Château de Mongenan has been listed as a Monument historique since 2003
Wikipedia https://en.wikipedia.org/wiki/Château_de_Mongenan
Address 16 Rue de Mongenan, 33640, France
Coordinates 44°41'45.881" N -0°25'51.037" E