The Soo Locks are a system of parallel locks in Sault Ste. Marie, Michigan that allow ships to travel between Lakes Superior and Huron by bypassing the fast-moving rapids of the Saint Marys River.
The 1,004-foot-long American Spirit was the last Great Lakes freighter to traverse the Soo Locks for the 2025-26 shipping season on Thursday, Jan. 15, as the facility closes for winter maintenance.
A sure sign of spring is the re-opening of the Soo Locks following its annual winter maintenance. The U.S. Army Corps of Engineers have stated that the Poe Lock will open to all marine traffic at ...