An international flight is a form of commercial flight within civil aviation where the departure and the arrival take place in different countries.

A domestic flight is a form of commercial flight within civil aviation where the departure and the arrival take place in the same country.

A visa is an official document that allows the bearer to legally enter a foreign country. The visa is usually stamped or glued into the bearer’s passport. There are several different types of visas, each of which afford the bearer different rights in the host country.Travel visas allow the bearer to enter a foreign country for touristic and leisure purposes only and stay for a predetermined amount of time. These visas do not entitle the holder to work or engage in any business activities in the host country.

Tourism is defined by the World Tourism Organization (UNWTO) as comprising ‘the activities of persons travelling to and staying in places outside their usual environment for not more than one consecutive year for leisure, business and other purposes.” The UNWTO is the United Nations agency responsible for the ‘promotion of responsible, sustainable and universally accessible tourism.’1 Today, tourism is one of the fastest growing economic sectors in the world, the key reasons being the socio-economic progress within our society and the inter-connectedness of the world we live in.