Canada's longest river system, flowing roughly 1,740 kilometers from Great Slave Lake through the Northwest Territories to the Arctic Ocean's Beaufort Sea. Together with its tributaries it drains the largest river basin in Canada.
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Source Mackenzie River (Wikipedia)
Sources
Wikidata: Mackenzie River
Mackenzie River (Wikipedia)
Shaped By: Glacial Retreat, Lead and sectionsQuote, Shaped By: Glacial Retreat, Lead and sections
Today's Mackenzie River is very young in geologic terms, its channel formed over a period of no more than several thousand years as the ice sheet retreated.
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