Duluth, Minnesota
As a tourist destination for the Midwest, Duluth has America's only all-freshwater aquarium, the Great Lakes Aquarium. Duluth is known for the Aerial Lift Bridge, which spans the Duluth Ship Canal into the Duluth-Superior Harbor. People come to the city to start vehicle trips along Minnesota's famous North Shore. The 610' long William A Irvin is a museum ship that used to be the flagship of the United States Steel ore carrier fleet.