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The good weather held for us, but it was still cool when we visited the Soo Locks area in Sault Ste Marie, MI. These locks are located between Lake Superior and Lake Huron on the St. Mary's river. Because Superior is 21' higher than Lake Huron, the locks are required to allow ships to pass between the lakes. The locks are operated by the Corps of Engineers who have a beautiful viewing area available for the public.
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We visited the locks many years ago and in the meantime, the Corps built this great viewing platform that gives a great view of ships transiting the locks. We are about 20' above the lock level here.
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Sure enough, as we arrived at the platform, we saw this ship entering the lock from Lake Superior. The ship is using the Poe lock which is the largest lock available and is slightly over 1,000' long.
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This is the Hon. James L. Oberstar a bit closer up as she moves into the lock. The Oberstar is about 806' long with a beam of 75' -- one large ship! This was remarkable to watch the captain ease this ship into the narrow lock. Quickly, the doors were closed on the lock and the water released to lower the ship 21'.
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