The TOURRENIA project, a French and Italian acronym for Tourisme Réseaux Niches Accessibles – Turismo Reti Nicchie Accessibili, funded by the Coastal Italy and France Transfrontier Maritime Cooperation Program, involve CRS4 as technology partner and four municipalities: Palau (Sardinia), Portovenere (Liguria), Forte dei Marmi (Tuscany), and Bastia (Corsica). The main objective of the TOURRENIA project is to better interrelate tourism supply and demand and to facilitate the local territory management from a sustainable and accessible tourism point of view. In the project particular attention has been given to take into account the accessibility of places and resources, for people with motor disability and disability. At the same time, the project aims to create a network between the four local governments and to share and improve tourism management and best practices, both through a web portal and through cross- border meetings involving the interested tour operators.