The Château de Bagatelle in Paris is a small Neoclassical-style château with several French formal gardens, a rose garden and an orangerie. It is set on 59 acres of grounds in French landscape style within the Bois de Boulogne, which is located in the 16th arrondissement of Paris.
There are other châteaux named Bagatelle in France, including the Château de Bagatelle in Picardy and the Château de Bagatelle in Brittany.
Wikipedia https://en.wikipedia.org/wiki/Château_de_Bagatelle
Address (Unnamed Road), Paris 75016, France
Coordinates 48°52'18.273" N 2°14'50.116" E