Chef Ramsay channels his inner Viking to embrace the freezing temperatures of Norway in December, to unlock the elusive flavors of its cuisine. He dives for shellfish in the frigid waters of the fjords, wrangles a stomping herd of reindeer with the Sami people, ferments fish and eats sheep's head, before putting his new skills to the test to prepare a Christmas feast with local Chef Christopher Haatuft.