The term hospitality is associated with the industry of tourism. In fact, it is very well considered as a form of relationship between hosts and guest in that modern activity. Nevertheless, its historical root remains occulted in the bottom of darkness. Under that circumstance, ancient history contributes with hard evidence that proves hospitality was present and used as a mechanism to create legitimacy in the conquest of America. That way, Hominem viatores assured that Crown’s boundaries were expanded by means of explorers and travelers. The figure of trips as well as hospitality reminded Europeans the superiority of their technique of production over the rest of the world. The present article is aimed at discussing not only ethimologically the origin of this term but also in shedding light into a scientific definition of hospitality.