The Sun Koshi River is a major river in eastern Nepal, known for its stunning landscapes and white-water rafting opportunities. It originates from the Tibetan Plateau and flows through the Mahalangur Himal region, eventually merging with the Karnali River. The river is approximately 270 kilometers long and is a significant tributary of the Ganges. The Sun Koshi is famous for its challenging rapids, attracting adventure seekers from around the world. It passes through picturesque valleys and lush forests, providing a habitat for diverse wildlife. The river also plays a crucial role in the local economy, supporting agriculture and tourism in the surrounding areas.