Lake Superior islands include Madeline Island in the state of Wisconsin, Michipicoten Island in the province of Ontario, and Grand Island (the location of the Grand Island National Recreation Area) in the state of Michigan. The larger cities on Lake Superior include the twin ports of Duluth, Minnesota and Superior, Wisconsin; Thunder Bay, Ontario; Marquette, Michigan; and the twin cities of Sault Ste. Marie, Michigan, and Sault Ste. Marie, Ontario. Duluth-Superior, at the western end of Lake Superior, is the most inland point on the St. Lawrence Seaway and the most inland port in the world. Among the scenic places on the
Lake Superior Maritime Visitor Center Lake Superior Maritime Visitor Center The Lake Superior Maritime Visitor Center is a museum in Duluth, Minnesota, operated by the United States Army Corps of Engineers. The museum is in Duluth's Canal Park near the Aerial Lift Bridge and overlooks the entrance to the Duluth-Superior harbor. The museum and grounds are all property of the U.S. federal government. All visitors are welcome to visit this museum without paying. Donations are accepted by the Lake Superior Marine Museum Association, and support general maintenance and upkeep of the building, new exhibit development and acquisition, and staffing. Exhibits demonstrate the history and operations