Arrondissement de Laon

Fortifications et ruines à Laon

Fortifications & Ruins

Discover the military and religious heritage surrounding the medieval hilltop city of Laon. This collection spans centuries of defensive architecture, from the massive 13th-century ruins of Château de Coucy to 19th-century Séré de Rivières forts like Mons-en-Laonnois. Explore the skeletal remains of Benedictine abbeys at Saint-Vincent and Saint-Nicolas-aux-Bois, alongside feudal keeps and leaning towers that once protected the Picardy landscape. These sites offer a glimpse into the region’s strategic importance through the Middle Ages, the Hundred Years' War, and the modern era.

Fortifications & Ruins — Carte

Markus3 / CC BY-SA 2.5

A

Château de Coucy

The Château de Coucy is a French castle in the commune of Coucy-le-Château-Auffrique, in Picardy, built in the 13th century and renovated…

Marc Ryckaert / cc-by-sa-4.0

B

Château de Blérancourt

17th-century residence of the Dukes of Gesvres, designed by architect Salomon de Brosse. It now houses the Franco-American Museum, showcasing the history of cooperation between the two nations.

G.Garitan / CC BY-SA 4.0

C

Abbey of St Vincent, Laon

The Abbey of St. Vincent, Laon was a Benedictine monastery in Laon, Picardy, northern France.

D

Ancienne église Notre-Dame-la-Profonde

12th-century church ruins located in Laon. The site preserves elements of early medieval religious architecture within the city's historic core.

E

Tour penchée

A leaning medieval tower that forms part of Laon's extensive defensive walls and historic fortifications.

F

Fort de Mons-en-Laonnois

A late 19th-century fortification belonging to the Séré de Rivières system, built to modernize France's border defenses after the Franco-Prussian War.

Havang(nl) / CC0

G

Tour de Vaurseine

12th-century defensive tower situated twelve kilometers southeast of Laon, serving as a historic lookout point for the surrounding plains.

Amédée Piette 1808-1883 / Public domain

H

Château d'Arrancy

An 18th-century castle and estate located in Arrancy, representing the transition from defensive strongholds to residential manor houses.

I

Ancienne abbaye bénédictine de Saint-Nicolas

Former Benedictine monastery founded in the 11th century. Significant ruins include the 13th-century refectory and remnants of the monastic enclosure.

J

Vestiges du château de Soupir

Remains of a 16th-century Renaissance castle. Most of the structure was destroyed during World War I, leaving only the monumental entrance gate standing.

K

Ancien château féodal

A late 13th or early 14th-century fortified house in Aulnois-sous-Laon, illustrating the medieval transition between a farm and a castle.

L

Ancien donjon

A 15th-century keep in Cerny-lès-Bucy, the sole surviving remnant of a fortified house that was largely destroyed during the Hundred Years' War.

M

Château de Saint-Gobain

Ruins of a 13th-century castle later integrated into the industrial history of the Saint-Gobain glassworks.

N

Fort de Montbérault

A 19th-century fort built as part of the defensive belt protecting Laon, featuring the characteristic stone and earthwork construction of the Séré de Rivières era.