The Château de Château-Thierry is a historic castle located in the town of Château-Thierry, France. It was built in the 12th century and played a significant role in the region's defense during the Middle Ages. The castle is situated on a hill overlooking the Marne River, providing strategic advantages against potential invaders. Today, the ruins of the castle are a popular tourist attraction, offering visitors a glimpse into its storied past. The site features remnants of its original walls and towers, as well as beautiful views of the surrounding landscape. The castle is also associated with the famous poet Jean de La Fontaine, who was born nearby.