The Neckar River is a prominent waterway in southwestern Germany, flowing through the states of Baden-Württemberg and Hesse. It stretches approximately 367 kilometers (228 miles) and is a tributary of the Rhine River. The river passes through several cities, including Heidelberg and Tübingen, known for their picturesque landscapes and historical significance. The Neckar River is an important transportation route, facilitating the movement of goods and people. It is also popular for recreational activities such as boating, fishing, and cycling along its banks. The river's scenic beauty attracts tourists and nature enthusiasts year-round.