Forts in Ile-de-France
Travelers are voting Donjon de Houdan, Fort de Nogent and Fort Mont Valérien as the best of 6 forts in Ile-de-France. Also popular are Temple Paris in Temple - République District 03 and Fort de Cormeilles en Parisis and Redoute de Gravelle in Paris. Want more? Check out our map of forts in Ile-de-France or these 5 forts in Paris.