Booking this tour, it's the best way to see the jewels of this area. Sorrento, very well known since the roman times, is a nice,quiet and safe city overlooking the bay of Naples, the best for a good lunch and a leisurely stroll through the old town center looking at the shops. Positano, charming little village built into the mountain, full of colors, the blue of the see, the gray of the pebble beach, the white of the houses and the green and violet of the bougainvillea flowers that surround the whole village. The narrow streets full of shops is something that you can't miss. Pompeii was, at the time of the eruption a Roman city, it was buried in a few time under 5-7 meters of ash and lava, that's why nowadays it's one of the best preserved archaeological sites in the world. Walking through the ruins you can see, villas, an amphitheatre, gymnasium, frescoes,graffiti, etc.. A licensed tour-guide is the best way to visit.