For several centuries navigation locks have existed on the St. Marys River, providing a critical route for more than $500.4 billion worth of goods to pass between the Great Lakes.

From 1798 to today, learn about the history of the Soo Canal and surrounding town of Sault Ste. Marie, Michigan from Michelle Briggs, Chief Park Ranger for the U.S. Army Corps of Engineers (USACE) at the Soo Canal.

For more information on the Soo Canal, visit: www.lre.usace.army.mil/Missions/Recreation/Soo-Loc…

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