Historical Marker
James E. Mahan Park
Historical marker location:
Allegan, Michigan
( Marker can be reached from Brady Street east of Riverfront Plaza, on the right when traveling east.)
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.