Person savors a slice of genuine Italian pizza at an old-school Florence pizzeria! Enjoy #DDD, Fridays at 9|8c + subscribe to #discoveryplus to stream the entire library and so much more:. Sign Up For Food Network ▶ Guy Fieri takes a cross-country road trip to check out some of America's timeless "greasy spoon" dining establishments– restaurants, drive-ins and dives– that have been doing it right for decades. Catch a new episode of #DDD every Friday at 9|8c!…