Travelers are voting Pompeii, Villa Jovis and Macellum of Pozzuoli as the best of 3 ruins in Naples. There are 30 ruins in Gaeta a city just 42 km from Naples and 30 ruins in Formia which is 42 km distant. The most popular of these are Colosseum of Rome in Gaeta and Pantheon Of Rome in Formia. You can find 3 ruins in Campania and 86 ruins in the country of Italy. Our members favorite in Campania is Pompeii and Colosseum of Rome is the top pick in Italy. Want more? Check out our map of ruins in Naples.