Mid-Western Development Region, Nepal

Mid-Western Development Region ( - Madhya Pashchimānchal Bikās Kshetra) is one of Nepal's five development regions. It is in the west-central part of the country. Its headquarters are at Birendranagar, Surkhet.
Geography.
The Mid-Western Development Region has the Western Development Region to the east, Uttar Pradesh (India) to the south, the Far-Western Development Region to the west and the Tibet Autonomous Region (People's Republic of China) to the north.
It is the largest Development Region of Nepal with an area of . It is the fourth in population with 3,546,682 people living there. Its population density is the lowest of all the regions, with 83.7 persons/km2.
The most important river in the Mid-Western Development Region is the Karnali or "Kauriala", known as Ghaghara in India. It is an important left tributary of the Ganges river. Its length in Nepal is , the largest river of the country.
Some of the tributaries of the Karnali are the Humla Karnali , west Rapti, Tila karnali, Bheri
The biggest lake of Nepal, Lake Rara, is in this region, in the Mugu district of the Karnali Zone.
Cities.
Some cities of this region are Birendranagar, Chinchu, Babiyachour, Tribhuvannagar (Ghorahi), Nepalgunj, and Tulsipur.
Administrative subdivisions.
The region has 3 Zones with a total of 15 Districts: