Château de Doué-la-Fontaine

The Château de Doué-la-Fontaine, located in France, is a historic motte and bailey castle with origins dating back to the 9th century. Built on the remnants of a Carolingian aula, the castle was constructed around 950 and is considered one of the oldest stone castles in existence. Visitors can explore the archaeological site, which includes the surviving aula and remnants of the castle's fortifications. The site has a rich history, having been owned by notable figures such as King Robert I of France and undergoing several reconstructions and excavations, making it a fascinating destination for tourists and researchers interested in medieval architecture and history.