Historical Marker
Harbor Tug Ralph
Historical marker location:
480 West Fletcher Street, Alpena, Michigan
( Marker can be reached from West Fletcher Street north of North 2nd Avenue, on the left when traveling north.)
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.