Start your trip to Naples by exploring the historic center, a UNESCO World Heritage site. Wander through the narrow streets and discover hidden gems like the San Gregorio Armeno, a street famous for its nativity scene artisans. Visit the Duomo di San Gennaro, a stunning cathedral dedicated to the city's patron saint. Don't forget to try the local street food, such as pizza fritta and sfogliatelle, from the numerous food stalls in the area.