Country United States Length 28 km | Main source Michigan Source Alger County, Michigan | |
The Rock River is a 17.5-mile-long (28.2 km) river in Alger County on the Upper Peninsula of Michigan in the United States. It flows through the Rock River Canyon Wilderness of Hiawatha National Forest, then turns north and flows to Lake Superior at the village of Rock River.
References
Rock River (Lake Superior) Wikipedia(Text) CC BY-SA