The Yalu River is a significant waterway in East Asia, forming part of the border between North Korea and China. It flows approximately 795 miles (1,280 kilometers) from its source in the Baekdu Mountains to its mouth at the Yellow Sea. The river is vital for both countries, providing water resources and serving as a transportation route. Historically, the Yalu River has been important in various conflicts, including the Korean War. It is also known for its scenic beauty, with surrounding landscapes featuring mountains and forests. The river supports local ecosystems and is home to various fish species.