Abstract
Questioning the importance of tourism is completely indisputable and, for this, it has been considered by several authors as one of the most important economic sectors in the world. According to the data provided by international institutions such as the World Tourism Organization (UNWTO), tourism is one of the fundamental bases for global socio-economic development, generating an estimated income that they can amount to approximately 10% of world´s GDP, fact that makes tourism the third most important global industry.
