Nepal measures about 880 kilometers (547 mi) along its Himalayan axis by 150 to 250 kilometers across. It has an area of 147,516 km2 (56,956 sq mi).
The Himalayas, or Himalaya, is a mountain range in Asia, separating the plains of the Indian subcontinent from the Tibetan Plateau. The range has some of the Earth's highest peaks, including the highest, Mount Everest; more than 100 peaks exceeding elevations of 7,200 m (23,600 ft) above sea level lie in the Himalayas.
Dudh Koshi is a river in eastern Nepal. It is the highest river in terms of elevation.
The Ghaghara River, called Karnali River in Nepal, Mapcha Tsangpo in Tibet, and the lower Ghaghara in Awadh called Sarayu River, is a perennial trans-boundary river that originates in the northern slopes of the Himalayas in the Tibetan Plateau, cuts through the Himalayas in Nepal and joins the Sharda River at Brahmaghat in India. Together they form the Ghaghara River, a major left-bank tributary of the Ganges. With a length of 507 km (315 mi), it is the longest river in Nepal. The total length of the Ghaghara up to its confluence with the Ganges at Revelganj in Bihar is 1,080 km (670 mi). It is the largest tributary of the Ganges by volume and the second largest by length after Yamuna.
Taplejung District is one of 77 districts of Nepal and one of the 14 districts of Koshi Province. It is located deep in the Himalayas in Eastern Nepal with Tibet to the north across the Himalayas. Taplejung is the third largest district of Nepal.
The Kosi or Koshi is a transboundary river which flows through China, Nepal and India. It drains the northern slopes of the Himalayas in Tibet and the southern slopes in Nepal. From a major confluence of tributaries north of the Chatra Gorge onwards, the Kosi River is also known as the Saptakoshi for its seven upper tributaries. These include the Tamur River originating from the Kanchenjunga area in the east and Arun River and the Sun Kosi from Tibet. The Sun Koshi's tributaries from east to west are the Dudh Koshi, Likhu Khola, Tamakoshi River, Bhote Koshi and Indravati. The Saptakoshi crosses into northern Bihar, India where it branches into distributaries before joining the Ganges near Kursela in Katihar district. The Kosi is the third largest tributary of the Ganges by water discharge after the Ghaghara and the Yamuna.
Bhote Koshi in Nepal and Poiqu in Tibet is the name given to the upper course of the Sun Kosi river. It is part of the Koshi River system in Nepal.
The Seti River is an important tributary of the Karnali system that drains western Nepal.
The Arun River is a trans-boundary river and is part of the Kosi or Sapt Koshi river system in Nepal. It originates in Tibet Autonomous Region of the People's Republic of China where it is called the Phung Chu or Bum-chu.
The Kamala River originates in Nepal and flows through the Indian state of Bihar.
The Indravati River in Nepal is a tributary of the Sun Koshi River. It used to be called "Melamchi" or "Melamchu" until the 19th century.
The Barun River is a tributary of the Arun River and is part of the Kosi river system in Nepal.
The Sunkoshi, also spelt Sunkosi, is a river that is part of the Koshi or Saptkoshi River system in Nepal. Sunkoshi has two source streams, one that arises within Nepal in Choukati, and the other more significant stream that flows in from Nyalam County in the Tibet region of China. The latter is called Bhote Koshi in Nepal and Matsang Tsangpo in Tibet. Due to the significant flows from Bhote Koshi, the Sun Koshi river basin is often regarded as a trans-border river basin.
The Lhonak River is a tributary of the Teesta River in the Indian state of Sikkim.
West Rapti, also known as the Kuwano, is a river which drains Rapti Zone in Mid-Western Region, Nepal, then Awadh and Purvanchal regions of Uttar Pradesh state, and finally India before joining the Ghaghara. It is a major left bank tributary of the Ganges, and is also known as the Karnali inside Nepal.
The Panjang River, a tributary of the Karnali, flows through north-western Nepal.
The Chatra Gorge is a canyon cut by the Kosi River across the Mahabharat Range in Nepal.
Koshi Province is the autonomous easternmost province adopted on 20 September 2015 by Constitution of Nepal. The province is rich in natural resources, tourist attractions, recreational activities, and natural beauty. The province covers an area of 25,905 km2, about 17.5% of the country's total area. With the industrial city of Biratnagar as its capital, the province covers other major eastern towns including Birtamod, Birat Chowk, Damak, Dharan, Itahari, Triyuga and Mechinagar and includes several mountains including the Everest, Kangchenjunga, and Ama Dablam. Koshi River, the largest river of the nation, is the province's western boundary. Understanding of the first-past-the-post voting system issued by the Constituency Delimitation Commission, Nepal, the province hosts 28 parliamentary seats and 56 provincial assembly seats.
Khuwalung is a rock in the Saptakoshi river of Nepal sacred to the Kirati people. The rock lies at the confluence of Dudh Koshi, Arun, and Tamor rivers, near the Belaka municipality of Udayapur district. It is considered as one of the holiest site of the Kirati people. The name of the rock is uttered in the beginning and ending of every Kirat religious ritual.
