numbered, labeled 10-photo freighter locking sequence, Soo locks, Sault Ste. Marie Michigan, USA

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10-photo Soo locks freighter locking sequence, Sault Ste. Marie Michigan, USA. Saint Mary's River. Shows freighter starting high at the Lake Superior side (top left), and locking down through a sequence of 10 numbered photos, finally exiting at the lower point (bottom right).

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Size: 4580px × 3775px
Photo credit: © Clark Brennan / Alamy / Afripics
License: Licensed
Model Released: No

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