Lake Superior commercial shipping movement is shown on the map above. Hoover over a specific ship for information about the vessel. Click on the vessel and a photo of the ship will be shown, if available. Zoom in and out (hoover over upper right area of map for plus/minus symbol) to find vessels in a specific location like Duluth or Thunder Bay Harbour. Left click your mouse and drag the map to view vessels in other parts of the Great Lakes or the world.