The Mechi River is a significant river located in the eastern part of Nepal and the northern region of India. It serves as a natural boundary between the two countries and is a tributary of the Mahananda River. The river flows through various landscapes, providing water for agriculture and supporting local ecosystems. The Mechi River is approximately 75 kilometers long and originates from the Kanchanjunga mountain range. It is an important resource for the communities along its banks, offering irrigation and drinking water. The river also plays a role in local culture and traditions, with several festivals celebrated in its honor.