Central span elevates to full 135′ above black, frigid water. One long and two short blasts from ship’s horn, the captains salute, echoes out across the quiet waters of Gitche-Gumee. The operator of the Duluth lift bridge responds: one long and two short these however, fall flat against the Big Shining Sea. The harbor entry is flanked with concrete walkways now blanketed in nature’s white, winter, carpet. The hearty soul is not deterred by fridge 18 degree Fahrenheit temperature a handful line the walk and wave to the even more hearty sailors looking down from 1000′ of rust colored metal. Slowly, leaving hardly a wake, the frieghter glides into port a mustache of ice on her bow behind her the span lowers securing, for the time being, safe harbor.