Redoubt of Montretout
Saint-Cloud, France
Montretout (French pronunciation: [mɔ̃tʁətu]) is a gated community of grand mansions in the heights of Saint-Cloud, Hauts-de-Seine in France. Several French personalities reside or have resided there. The estate was started by French king Louis-Philippe, and was occupied during the Second Empire by relatives of Napoleon III and Empress Eugenie. It was one of the battle sites during the Siege of Paris at the culmination of the Franco-Prussian War. German authorities occupied several houses during the Second World War.
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).