The Estuarium is an exciting educational facility highlighting the four key habitats of coastal Alabama: the Mobile Tensaw River Delta, Mobile Bay, the Barrier Islands and the Northern Gulf of Mexico. It includes the 10,000 square foot Exhibit Hall and Living Marsh Boardwalk. This facility is a showcase of the plants, animals, and other natural resources found in the Estuary and its surrounding marine habitats. Through beautiful visual exhibits and engaging interactive exhibits, the Estuariumwill leave you with a broader understanding of the interactions that take place in Mobile Bay, the fourth largest estuary system in the United States.