Diners, Drive-ins and Dives

This trip, Guy Fieri's thinking outside the box. First up, he and his son, Hunter, check on an Italian spot in Boston dishing out double portions of their authentic eats. Then, just outside the city, an eclectic diner's wowing the crowds with brand-new blue-plate specials. And in Baltimore, a pizza joint is serving up not-your-average-shaped pies.