The Soo Locks in Sault Ste. Marie in Michigan’s Upper Peninsula are operated and maintained by the U.S. Army Corps of Engineer. The name came from Father Jacques Marquette, a French Jesuit missionary. With this name Father Marquette was honoring Sainte Marie, a nod to Mary, mother of Jesus. Sainte is the feminine version of Saint. In an older version of French, sault translates to rapids. Father Marquette was naming the town of the geographical feature of the area: the rapids of Saint Mary. They are a set of parallel locks that make ships travelling between Lake Superior and Lower… Read More »



