The St. Louis River is a significant waterway located in the United States, flowing through the states of Minnesota and Wisconsin. It stretches approximately 179 miles and serves as a natural border between the two states. The river is known for its diverse ecosystems, including wetlands and forests, which support various wildlife species. The river ultimately empties into Lake Superior, one of the largest freshwater lakes in the world. It plays a crucial role in local recreation, providing opportunities for fishing, boating, and hiking along its banks. The St. Louis River is also important for regional commerce and transportation.