Overview: Loaf (Memphis, Tenn.) • Salt & Pepper (Calgary, Alta., Canada) • The Burns Pub and Restaurant (Broomfield, Colo.) This trip, Guy’s grabbin’ big flavor from unexpected spots. In Memphis, makin’ culinary masterpieces in a museum. In The Great White North, a Calgary family joint three generations deep cookin’ up South-of-the-border classics. And in Colorado, slingin’ authentic British pub sandwiches, sweets, and spirits at a tiny airport.