The Musée de la Mer, also known as the Museum of the Sea, is another top museum in Cannes. Located on the beautiful Île Sainte-Marguerite, this museum offers a unique opportunity to explore the maritime history of the region. Visitors can learn about the island's rich history, including its role as a former prison for the famous Man in the Iron Mask. The museum also houses a fascinating collection of underwater archaeology, showcasing ancient shipwrecks and artifacts. With its picturesque location and captivating exhibits, the Musée de la Mer is a must-visit for history and maritime enthusiasts.