Hoành Sơn Range is a mountain range in the

North Central Coast Bắc Trung Bộ (literally North Central Region, and often translated as North Central Coast) is one of the regions of Vietnam. It consists of six provinces: Thanh Hóa, Nghệ An, Hà Tĩnh, Quảng Bình, Quảng Trị, Thừa Thiên–Hu� ...

region of

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 i ...

. The range runs from

Annamite Range The Annamite Range or the Annamese Mountains (french: Chaîne annamitique; lo, ພູ ຫລວງ ''Phou Luang''; vi, Dãy (núi) Trường Sơn) is a major mountain range of eastern Indochina, extending approximately through Laos, Vietnam, ...

to the

South China Sea The South China Sea is a marginal sea of the Western Pacific Ocean. It is bounded in the north by the shores of South China (hence the name), in the west by the Indochinese Peninsula, in the east by the islands of Taiwan and northwestern Phil ...

in southern

Hà Tĩnh Province Hà is a Vietnamese surname. The name is transliterated as He in Chinese and Ha in Korean. Ha is the anglicized variation of the surname Hà. It is also the anglicized variation of Hạ. Notable people with the surname Hà *Hà Kiều Anh, Mis ...

and northern Quảng Bình Province. It's the natural borderline of these two

provinces A province is almost always an administrative division within a country or state. The term derives from the ancient Roman ''provincia'', which was the major territorial and administrative unit of the Roman Empire's territorial possessions outsi ...

. The length of this range is about 50 km. It crosses National Route 1 in

Ngang Pass The Ngang Pass ( vi, Đèo Ngang, , literally "Transverse Mountain Pass") is a mountain pass on the border of the provinces of Quảng Bình and Hà Tĩnh, in the North Central Coast of Vietnam. National Route 1 crosses it as it traverses the ...

History

The Hoành Sơn mountains once served as a

natural barrier A natural barrier refers to a physical feature that protects or hinders travel through or over. Mountains, swamps, deserts and ice fields are among the clearest examples of natural barriers. Rivers are a more ambiguous example, as they may obstruc ...

between

Dai Viet Dai may refer to: Names * Dai (given name), a Welsh or Japanese masculine given name * Dai (surname) (戴), a Chinese surname Places and regimes * Dai Commandery, a commandery of the state of Zhao and in early imperial China * Dai County, in Xinz ...

and

Champa Champa (Cham: ꨌꩌꨛꨩ; km, ចាម្ប៉ា; vi, Chiêm Thành or ) were a collection of independent Cham polities that extended across the coast of what is contemporary central and southern Vietnam from approximately the 2nd cen ...

References

{{DEFAULTSORT:Hoanh Son Range North Central Coast