our mass tourism. In Western countries, since the second world war, the number of people who can access the opportunity to travel has grown considerably. This is due to the more widespread prosperity generated by the social gains and a better distribution of wealth among all classes, but also thanks to the remarkable technological advances in transportation - the plane of all - and in communication systems, with television and then Internet protagonists stimulate the need to travel, to provide useful information and advanced services for the direct organization of turns on measurement, see the countless websites dedicated. The risk, however, is that today's tourism industry, a strong induced ranging from advertising agencies to tour operators and trade shows, leads to superficial experiences, aimed mostly relaxation and fun end in itself , excursions comfortable and fast but low-cultural interaction. The thing is exacerbated even in the case of longer stays: think of the families confined in holiday villages standardized, intent on enjoying the beach and sea, but well away from the dive in the traditions and customs of the locals. Not to mention the dangerous side effects of mass tourism: disfigurement of the landscape in order to set up the facilities, air pollution caused by the intensity of transport, pollution "human" in cases of town invaded by excessive quantities of visitors ...