Resumen
In the last years, the tendency in the tourism industry was that of return towards nature and towards the authentic cultural values. Among all the forms of tourism, ecotourism distinguishes itself through the strongest connection with the natural and cultural environment, representing the most valuable form of manifestation of sustainable tourism, with the fastest growth rhythm worldwide. Integrated in the sustainable development, ecotourism involves activities that directly contribute to the nature protection and to keeping the old human creations unaltered.