Great Lakes Megalopolis the Chicago-Rochester corridor, starting at the Detroit River but continuing east beyond Lake Ontario along the St. Lawrence Seaway to Quebec City and the Gulf of St. Lawrence. Several corridors have interstate highways but no comprehensive passenger rail service. These highway routes pass through both core and fringe areas of the Great Lakes megalopolis. The upper Great lakes region has a marine corridor that connects Lakes Superior, Huron, and Michigan. However, this route does not include parallel Amtrak passenger rail or interstate highway service. I-70 follows the southern fringe of the megaregion. It runs from Kansas City MO to just
National Museum of the Great Lakes National Museum of the Great Lakes The National Museum of the Great Lakes is a museum in the Toledo Maritime Center, a heritage location on the banks of the Maumee River on the east side of Toledo, Ohio. Operated by the Great Lakes Historical Society, it celebrates the natural and built heritage of the North American Great Lakes from a U.S. perspective. The museum is most noted as the docking location of a museum Lake freighter, the SS "Col. James M. Schoonmaker". The National Museum of the Great Lakes (NMGL) grew out of the Great Lakes Historical Society, a nonprofit