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and here we wait for the light to change from red to green. It is to the right of this photo.
Did you know that a thick layer of bedrock (the same stone that makes Pictured Rocks) holds back the waters of Lake Superior where it joins the St. Mary’s River? This drop prevents boats from passing through. The reddish sandstones lines most of Lake Superior Southern shores and is about 1000 feet thick.
9. Did you know that the Soo Locks are toll free? From 1855 to 1881 the toll was 3-4 cents per ton. In 1881, the locks were transferred to the U.S. government and placed under the jurisdiction of the U.S. Army Corps of Engineers. The Corps have operated it toll-free since.
Did you know that a thick layer of bedrock (the same stone that makes Pictured Rocks) holds back the waters of Lake Superior where it joins the St. Mary’s River? This drop prevents boats from passing through. The reddish sandstones lines most of Lake Superior Southern shores and is about 1000 feet thick.
9. Did you know that the Soo Locks are toll free? From 1855 to 1881 the toll was 3-4 cents per ton. In 1881, the locks were transferred to the U.S. government and placed under the jurisdiction of the U.S. Army Corps of Engineers. The Corps have operated it toll-free since.