Living in the barren tundra of Nunavut, Canada's most northerly and remote region, it's not surprising that the Caribou Inuit knew a thing or two about a solid winter coat. The nomadic hunting people are credited with creating the basic template for the original parka jacket, spawning a perennial outerwear essential that's been adopted and adapted by everyone from arctic explorers to hip-hop heroes and military personnel to Bondi Beach hipsters.