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Upper Peninsula

peninsula, Michigan, United States

Quick Summary

The Upper Peninsula is the northern part of Michigan, located between Lake Superior to the north and Lake Michigan and Lake Huron to the south. It shares an eastern border with Ontario, Canada.1

Historically, the western Upper Peninsula's economy was driven by mining, particularly iron and copper. Cities like Ironwood, Iron Mountain, Hancock, Houghton, and Marquette developed around these mining operations. The eastern part of the peninsula is home to Sault Sainte Marie, situated on the St. Marys River, which connects Lake Superior to the other Great Lakes via the Soo Locks. Many residents in the Upper Peninsula are also involved in forestry.23

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