Mystic Seaport Museum | 3,843 followers on LinkedIn. Mystic Seaport Museum is North America's leading maritime museum. | Mystic Seaport Museum is the nation’s largest maritime museum. Founded in 1929 to gather and preserve the rapidly disappearing artifacts of America’s seafaring past, the Museum has grown to become a national center for research and education with the mission to inspire an enduring connection to the American maritime experience. The Museum’s grounds cover 19 acres on the Mystic River in Mystic, CT and include a recreated 19th century coastal village, a working shipyard, exhibit halls, and state-of-the-art artifact storage facilities.