The Forteresse de Noirmoutier is a historic fortress located on the island of Noirmoutier in France. Built in the 12th century, it was originally constructed to protect the island from invasions and pirate attacks. The fortress features thick stone walls and a central keep, showcasing medieval military architecture. Today, the fort serves as a popular tourist attraction, offering visitors a glimpse into the island's rich history. The site also provides stunning views of the surrounding landscape and the nearby Atlantic Ocean, making it a perfect spot for photography and exploration.