Three-hour walking tours in the city are offered by In Italy Online (website: www.initaly.com), taking in some of the most essential sights and attractions in the city. For information about guided walking tours in the city centre and in the city's underground caverns, contact one of Naples's the tourist information offices.

City Sightseeing Napoli (tel: 081 551 7279; website: www.napoli.city-sightseeing.it) offers several bus tours of the city and the surrounding region from April to October. The tours include an art tour, a tour of the Bay of Naples, a San Martino tour and also a trip to Vesuvius. Open-top buses are used within the city.