Séré de Rivières system
The Fort de Bois l'Abbé, or Fort Poniatowski, is part of the fortifications of Épinal, France. It was built near the village of Uxegney between 1883 and 1885. It is an example of a Séré de Rivières system fortification. It escaped significant alteration in the years prior to World War I and is maintained as a museum.