William Hyser / Austerlitz Post Office

Historical marker location:

6440 W River Dr NE, Plainfield Charter Township, Michigan

( Marker is at the intersection of West River Drive Northeast and Mall Avenue Northeast, on the right when traveling east on West River Drive Northeast.)

Marker installed: 1981

The Upper Peninsula of Michigan is home to the only national park in the state, Isle Royale National Park. The park is a remote wilderness area consisting of a large island in Lake Superior and over 400 smaller islands, and is known for its scenic beauty, hiking trails, and diverse wildlife, including moose, wolves, and bald eagles.