The Fort de Joux (French pronunciation: [fɔʁ də ʒu]) or Château de Joux (French pronunciation: [ʃato də ʒu]) is a castle, later transformed into a fort...

The Séré de Rivières system was an ensemble of fortifications built from 1874 along the frontiers, ridges and coasts of France. The fortifications were...

The Fort de la Pompelle, also known as Fort Herbillon, is one of a number of forts built around Reims after 1870 as part of a fortification belt in the...

The Fort du Trou-d'Enfer, also known as the Réduit du Trou-d'Enfer, is one of the fortifications of Paris, It is located in Marly-le-Roi, in the departement...

was named after General François Joseph Lefebvre. It forms part of the Séré de Rivières system fortifications in the fortified region of Belfort in northeastern...

The ceintures de Lyon ([sɛ̃.tyʁ də ljɔ̃]; "Belts of Lyon") were a series of fortifications built between 1830 and 1890 around the city of Lyon, France...

The Fort de Liouville, also known as Fort Stengel, located between the communes of Saint-Agnant-sous-les-Côtes and Saint-Julien-sous-les-Côtes, near the...

and southwest of Fort Vaux. The fort was one of the first forts of the Séré de Rivières system, being constructed of masonry and limestone rubble covered...

The Fort de Bron is a fortification built between 1875 and 1877, located in the commune of Bron. It is part of the second belt of fortifications around...

The Fort de Vancia is a former military installation built between 1872 and 1878 in the municipalities of Sathonay-Village and Rillieux-la-Pape, north...

Fort Vaux (French: Fort de Vaux), in Vaux-Devant-Damloup, Meuse, France, was a polygonal fort forming part of the ring of 19 large defensive works intended...

built between 1889 and 1892 as part of the Séré de Rivières system of fortifications. The main réduit was sited on the southwestern side of the roughly...

Fort de Roppe, also known as Fort Ney, was built between 1875 and 1877. It is part of the second ring of fortifications around the city of Belfort in northeastern...

The Batterie de Bouviers (French pronunciation: [batʁi də buvje]) is located in the commune of Guyancourt, Yvelines, France. It is a former fortification...

48°50′0″N 2°33′20″E / 48.83333°N 2.55556°E / 48.83333; 2.55556 Fort de Villers was built following the Franco-Prussian War to defend Paris. Located...

The Fort de la Croix-de-Bretagne is a fortification in the vicinity of Briançon in the Dauphiné region of southeastern France. It was built as part of...

Fort de Vézelois, also known as Fort Ordener, was built between 1883 and 1886 near Vézelois, to the southeast of Belfort in northeastern France. It is...

48°46′7″N 2°31′54″E / 48.76861°N 2.53167°E / 48.76861; 2.53167 Fort de Sucy was built following the Franco-Prussian War to defend Paris. Located to...

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...

The Fort de Bourlémont, or Fort Choiseul, was built between 1878 and 1881. The fort was built as part of the Séré de Rivières system of fortifications...

of the Séré de Rivières system, whose construction was completed in 1879. It is near Wimereux, in the Pas-de-Calais on the tip of Pointe de la Crèche....

forts of the second belt of forts around Lyon and more generally the Séré de Rivières fort system. This belt of forts included the forts of Bron, Vancia...

Like the other three ouvrages near Maubeuge, it is built on an old Séré de Rivières system fortification, near the town of Marieux. The original Fort...

Fort de Champigny was built following the Franco-Prussian War to defend Paris. Located to the southeast of Paris in Chennevières-sur-Marne, the fort was...

between 1882 and 1884, and was modernized in 1910. It is an example of a Séré de Rivières system fortification. It retains its armament and is maintained as...

The Fort de Saint-Cyr (French pronunciation: [fɔʁ də sɛ̃ siʁ]), located in the commune of Montigny-le-Bretonneux, (Yvelines), is one of the forts built...

now abandoned. The Fort de Boussois, also known as the Fort de Kilmaine, was built between 1881 and 1883 as part of the Séré de Rivières system of fortifications...

The Fort de l'Infernet is a fortification complex near Briançon in the French Alps. It was built as part of the Séré de Rivières system of fortifications...

Fort de Giromagny, also known as Fort Dorsner, was built near Belfort in northeastern France between 1875 and 1879. The fort forms the southern end of...

The Fort de Maulde, also known as Fort de Beurnonville and the Ensemble de Maulde, is located to the south of Maulde, France. It is part of the Fortified...