On March 9, 2026, the U.S. Coast Guard Cutter Spar began icebreaking operations in Duluth-Superior Harbor, signaling that the long winter grip on Lake Superior is slowly loosening as the Great Lakes shipping season draws closer.
In diesem Video sehen Sie den Küstenwachschneider namens Spar, der beginnt, das Eis im Hafen von Duluth zu brechen. Als…