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The Cả River ( Laotian: Nam Khan, Vietnamese: Sông Cả or better known as sông Lam or Lam River wikt:藍) is a river in mainland
The Cả River ( Laotian: Nam Khan, Vietnamese: Sông Cả or better known as sông Lam or Lam River wikt:藍) is a river in mainland Southeast Asia
Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical south-eastern region of Asia, consisting of the regions that are situated south of mainland ...
.Etymology
The name ''Cả'' means "first" inVietnamese language
Vietnamese ( vi, tiếng Việt, links=no) is an Austroasiatic language originating from Vietnam where it is the national and official language. Vietnamese is spoken natively by over 70 million people, several times as many as the rest of the ...
, possibly alluding to the river's importance. Its other name ''Lam'' is Sino-Vietnamese reflex of Middle Chinese *''lɑm'', meaning "blue
Blue is one of the three primary colours in the RYB colour model (traditional colour theory), as well as in the RGB (additive) colour model. It lies between violet and cyan on the spectrum of visible light. The eye perceives blue when ...
, indigo
Indigo is a deep color close to the color wheel blue (a primary color in the RGB color space), as well as to some variants of ultramarine, based on the ancient dye of the same name. The word "indigo" comes from the Latin word ''indicum'', ...
".
History
It originates in the Loi Mountains ofLaos
Laos (, ''Lāo'' )), officially the Lao People's Democratic Republic ( Lao: ສາທາລະນະລັດ ປະຊາທິປະໄຕ ປະຊາຊົນລາວ, French: République démocratique populaire lao), is a socialist s ...
, crossing Laos's Xiangkhouang Province
Xiangkhouang ( Lao: ຊຽງຂວາງ, meaning 'Horizontal City') is a province of Laos on the Xiangkhoang Plateau, in the nation's northeast. The province has the distinction of being the most heavily bombed place on Earth.
The province ...
, Vietnam
Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making ...
's Nghệ An and Hà Tĩnh provinces and empties into the Gulf of Tonkin
The Gulf of Tonkin is a gulf at the northwestern portion of the South China Sea, located off the coasts of Tonkin (northern Vietnam) and South China. It has a total surface area of . It is defined in the west and northwest by the northern c ...
, on the North Central Coast of Vietnam, after a 512 km journey. The Cả River zone is classified as 300 km by the Vietnam Geographical Survey.Journal of Geology: Issues 9-12 Cục địa chất Việt Nam - 1997 "2. 7. Cả River zone: This zone lies along the Cả River and Rào Nay basins, with a length of 300 km" The Bến Thủy bridge, crossing into Bến Thủy, Vinh
Vinh () is the biggest city and economic and cultural center of north-central Vietnam. Vinh is the capital of Nghệ An Province, and is a key point in the East–West economic corridor linking Myanmar, Thailand, Laos and Vietnam. The city is ...
, crosses the Cả River on its Cửa Hội estuary.See also
* Hong mountainReferences
Geography of Xiangkhouang province Rivers of Nghệ An province Rivers of Hà Tĩnh province International rivers of Asia Gulf of Tonkin Rivers of Laos Rivers of Vietnam {{Vietnam-river-stub