Historical Marker
Connecting with Wilderness
Historical marker location:
Copper Harbor, Michigan
( Marker is on Brockway Mountain Drive, 1.8 miles west of Gratiot Street (State Highway 26), on the left when traveling west.)
Three kinds of corridors make Brockway Mountain a natural high.
The Upper Peninsula of Michigan was once a major center for copper mining. The Keweenaw Peninsula was home to the largest concentration of copper mines in the world in the mid-19th century, and copper was an important natural resource for the state's economy.