The theme of the project ITERR-COST - The Romanesque Routes and network in Corsica, Sardinia, Tuscany, on the promotion, enhancement and management of the assets of the Romanesque Upper Tyrrhenian Sea. The Romanesque is one of the roots of European civilization. Between the eleventh and the thirteenth century, presents itself as a cultural and technical language is characterized by unitary elements, but who knows many local variations. One of the most important Tuscan Romanesque architecture is formed, which developed in various cities (Pisa, Lucca, Pistoia, Arezzo, Florence) and in many rural towns. The architecture of the eleventh-thirteenth century, Corsica has significant similarities with that of Sardinia, and both are derived largely from the activity of workers "Pisan". The trade routes convey not only goods but also men and promote the arts and technology transfer in Corsica and Sardinia to the mainland by the Ligurian-Tuscan craftsmen. The Romanesque churches are integrated in the urban and rural areas coming to connote significant way the landscape itself. The reference area: the Upper Corsica, Sardinia and the provinces of Pisa and Lucca. The overall objective: is to improve the value of the assets of the Romanesque in the high Tyrrhenian sea. The target: No 50 common sites of monuments, the reference population, young graduates; tourists. The main activities: 1. The design and coordination. 2. Activities coordinated management of sites. 3. Activities for the development of techniques for cross-border management of tourism. 4. Communication and dissemination activities. Expected Results:  cohesion, integration and cooperation at the administrative and technical;  Better accessibility and the identification of the monuments of the Romanesque in one journey;  Coordination of scientific cross-border;  Coordinated management of the Romanesque heritage;  Benefits for local businesses and tourists;  Effective management of the Itinerary;  Opportunities for new jobs;  citizens more aware of the resource of the Romanesque;  heritage of the Romanesque-known and connected with the tourist offer;  Expansion of cohesion and collaboration space;  Increase the flow of visitors;  Increasing Employment