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The twin ports of Duluth and Superior, Wis., are together considered the largest freshwater ports in the world. They connect to the Atlantic Ocean from Lake Superior through the Great Lakes and the St. Lawrence Seaway.
Colleen Kelly guides the Star Tribune's digital content and strategic planning. She focuses on audience engagement efforts such as Curious Minnesota, enterprise project planning and social media.
ckelly@startribune.com612-673-7400