Aigues-Mortes is a fortified town located in the Gard department of southern France. Founded in the 13th century, it was built by King Louis IX as a port for the Crusades. The town is known for its well-preserved medieval walls and towers, which offer stunning views of the surrounding landscape. The name "Aigues-Mortes" translates to "dead waters," referring to the nearby marshes and salt flats. The town is also famous for its salt production, which has been a significant part of its economy. Today, Aigues-Mortes attracts visitors for its historical architecture and picturesque scenery.