MPR’s Chris Julin reports on boat watchers in Duluth Harbor. At first glance it's hard to tell if a ship is carrying wheat to Taiwan, or corn to Algeria. A free newsletter on what all the ships in Duluth Harbor are carrying and where they're going helps “boat nerds” decipher what they are viewing.
While some people think Minnesota is landlocked state, more than 1000 ships come to the Duluth harbor each year.