The Tagish Highland is an upland area on the inland side of the northernmost
Boundary Ranges
The Boundary Ranges, also known in the singular and as the Alaska Boundary Range, are the largest and most northerly subrange of the Coast Mountains. They begin at the Nass River, near the southern end of the Alaska Panhandle in the Canadian pro ...
of the
Coast Mountains, spanning far northwestern
British Columbia
British Columbia is the westernmost Provinces and territories of Canada, province of Canada. Situated in the Pacific Northwest between the Pacific Ocean and the Rocky Mountains, the province has a diverse geography, with rugged landscapes that ...
from
Atlin Lake
Atlin Lake (Tlingit language, Lingít: ''Áa Tlein'') is the largest natural lake in the Provinces and territories of Canada, Canadian province of British Columbia. The lake is wide and long. The northern tip of the lake is in the Yukon, as is ...
to the area of the pass at
Champagne, Yukon between the
Alsek and
Yukon Rivers. In some classification systems, and in local terminology, the Tagish Highland is considered to be part of the Boundary Ranges, as is the neighbouring
Tahltan Highland
The Tahltan Highland is an upland area of plateau and relatively lower mountain ranges in British Columbia, Canada, lying east of the Boundary Ranges and south of the Inklin River (the east fork of the Taku River). Its eastern boundary is formed ...
to its south. As classified by the Canadian Mountain Encyclopedia per S. Holland, the Tagish Highland is part of the system unofficially described as the
Interior Mountains (also the Northern Interior Mountains).
It is not as high or glacial as the neighbouring areas of the Boundary Ranges, but it is very rugged with extreme variations in relief. Historically it is notable as the location of the network of valleys leading inland from the
Chilkoot and
White Passes from the
Yukon Ports of
Skagway and
Haines, Alaska to the headwaters of the Yukon River, downstream from which prospectors voyaged to the legendary goldfields of the
Klondike Gold Rush.
Sub-ranges
*
Bennett Range
*
Sloko Range
*
White Range
References
*
*S. Holland. ''Landforms of British Columbia'', Province of British Columbia (1976).
Mountain ranges of British Columbia
Boundary Ranges
Mountain ranges of Yukon
Stikine Plateau
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