Meet the quirky characters who've chosen to live in one of the most remote and extreme places on the planet, including a taxi driver who's a dead ringer for Santa, an American chef who bakes worm cookies, and a death-defying dogsled team.

Watch Christine put her new dog sledding skills to the test by entering the Hilmar Nois wilderness dog race. Meanwhile, Mary Ann makes a misstep when she hires a new chef, and tour guide Mats is less than thrilled about large polar bear tracks.