The Clarion River is a scenic waterway located in northwestern Pennsylvania. It flows approximately 110 miles, starting in the Allegheny National Forest and eventually joining the Allegheny River. The river is known for its clear waters and diverse ecosystems, making it a popular destination for outdoor activities such as fishing, kayaking, and hiking along its banks. The Clarion River is also significant for its historical importance, as it was once a vital transportation route for timber and coal industries in the 19th century. Today, it is part of the Clarion River National Wild and Scenic River program, which aims to preserve its natural beauty and ecological integrity.