Camping Huttopia Lac de Carcans in Carcans. On Lake Carcans-Hourtin and 6 kilometers from the sea is the family campground Huttopia Lac de Carcans. The campground has a swimming pool with a paddling pool, but you can also swim in the adjacent lake and in the Atlantic Ocean. In high season, an animation team is active daily for the children. Read more...