The Château de Vincennes is a historic fortress located in the eastern suburbs of Paris, France. Originally built in the 12th century, it served as a royal residence and hunting lodge. The castle features impressive defensive structures, including a large keep, fortified walls, and a moat, showcasing medieval military architecture. Today, the château is a popular tourist attraction and a significant cultural site. It is part of the Vincennes commune and is surrounded by a large park, offering visitors a glimpse into France's royal history. The site is also recognized as a monument historique, preserving its architectural heritage.