Soo Locks
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The Soo Locks are a set of parallel locks, operated and maintained by the United States Army Corps of Engineers, Detroit District, that enable ships to travel between Lake Superior and the lower Great
Soo locks and the Sault Ste. Marie International Bridge that has a clearance of 124 feet
Soo Locks on the St. Marys River connecting Lakes Superior and Huron.
The first Soo Locks in the 19th century
Anchor Line steamer in the Soo Locks, ca. 1900s
The St. Marys River, sometimes written St. Mary's River, drains Lake Superior, starting at the end of Whitefish Bay and flowing 74.5 miles southeast into Lake Huron, with a fall of 23 feet. For its en
Soo Locks
…States Army Corps of Engineers, Detroit District, that enable ships to travel between Lake Superior and the lower Great Lakes. They are located on the St. Marys River between Lake Superior and Lake Huron, between the Upper Peninsula of the U.S. state of Michigan and the Canadian province of Ontario. They bypass the…
St. Marys River connects Lake Superior (top left) to Lake Huron (bottom and right)
The International Bridge with the rail bridge crossing the American Locks.
Saint Marys Falls Hydropower Plant at the mouth of the Edison Sault Power Canal
US Army Corps of Engineers hydroelectric plant seen from across the St. Marys Rapids