Digest>Mar/Apr 2011

Photo Caption:

A view looking inside the tunnel within the breakwater that connected the front and rear range lights. This image was taken shortly after the tunnel was completed. The tunnels are no longer in use. (Photograph courtesy JDH Library, University of Wisconsin-Superior.)
Back to the edition of: Mar/Apr 2011

Story:

Duluth Harbor’s Breakwater Lighthouses
Back to the edition of: Mar/Apr 2011

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