The Great Aquarium – Saint-Malo is an aquarium in Saint-Malo, France. It opened in 1996 and now belongs to the group Compagnie des Alpes, which also owns many other parks in France and Europe. The aquarium houses 11,000 marine animals representing 600 species. It covers 4,000 square metres (43,000 sq ft) and holds 2,500,000 litres (660,000 US gal) of water . 360,000 people visit this site each year making it the second most visited tourist site in Brittany.