The Ch?eau de Coucy was constructed in the 13th century. It was renovated by Viollet le Duc during the 19th century.
In the year 1917 it was severely damaged by the German military.
Its dungeon measured 35 meters large and 55 meters long, the greatest in all of Europe.
The ch?eau is located in the commune of Coucy Le Ch?eau Auffrique, in the Aisne d?artement, in France.