The historic Duluth South Breakwater Lighthouse is located at the southern end of the Duluth Shipping Canal in Duluth, Minnesota. This iconic structure stands at the entrance to the busy Duluth-Superior Harbor. It has guided ships into the harbor since 1901.
The Duluth South Breakwater Light and the North Breakwater with its own light formed a passage for ships. This passage allowed entry or exit from Lake Superior. These navigational lights played a vital role in the growth of commerce and shipping in the region. Duluth’s position as a key port on the Great Lakes was crucial. It experienced a significant flow of iron ore, coal, and grain. The South Light carried a fourth-order Fresnel lens and a foghorn. The combination helped ships navigate safely into the harbor during snowstorms and heavy fog.
The South Breakwater Light was decommissioned in 2006 due to continued advances in maritime navigation. Yet, it remains an enduring landmark for the Duluth/Superior area. It reflects the broader story of Great Lakes navigation. It’s light still directs us to the industrial revolution of the late 19th and early 20th centuries. Today, the light is listed on the National Register of Historic places. It preserves its legacy as a beacon of safety. It stands as a testament to the area’s rich maritime history.
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