Fort Louvois is a coastal fortification located near the town of Brouage in France. Built in the late 17th century under the orders of King Louis XIV, it was designed to protect the entrance to the Charente River and the nearby harbor of Rochefort. The fort features a distinctive design with a central keep and bastions, showcasing the military architecture of its time. The fort was strategically important during various conflicts, including the Franco-Dutch War and the Napoleonic Wars. Today, Fort Louvois is a historical site and a popular tourist attraction, offering visitors insights into its military history and stunning views of the surrounding coastline.