The Bug River is a significant waterway in Eastern Europe, flowing through Poland and Ukraine. It stretches approximately 772 kilometers (480 miles) and serves as a natural border between the two countries for part of its course. The river is known for its picturesque landscapes and diverse ecosystems. The Bug River is part of the Vistula river basin and eventually joins the Narew River. It is an important resource for local communities, providing water for agriculture and recreation. The river also supports various wildlife, making it a vital habitat for many species.