Gray Line Rome organizes top-quality guided tours and activities in Rome and other art cities in Italy (Pompeii, Capri, Tivoli, Assisi, Florence, Venice and Milan). We want to make the best tours, activities and attractions in your destination easily accessible and stress-free so your experience is memorable! As Official Vatican Museums Tour Operator Partner we grant special privileges to our guests and exclusive skip-the-line access to the Vatican premises. We are also top operators for guided tours of the Colosseum.