TREK NATURE project wants to act on Gran Paradiso (IT) and Vanoise (FR) national parks, to valorise the extraordinary natural patrimony with the challenge of little communes to be able to increase their touristic attractivity. TREK NATURE wants to create a path which will link the villages beneficiaries of the program thorough to paths, one for beginners, and one other for experts. The main goal of the project is to promote the territory and enhance the development of tourism.