1- tourists: a human energy absorbed by the host country of Her sights and according to the requirements of each tourist.

2 exposed: It states that provide service to their tourists tourism offer all their potential in this area commensurate with the demands of tourists in order to create a successful tourism environment.

3 cultural resources (attractions): different kinds, which is represented in the types of tourism and provide different definitions have we find them: eco-tourism, medical tourism, sports tourism, tourism, social, shopping tourism, adventure tourism, tourism, beaches, space tourism, tourism impacts. .. etc..

- In addition to the three elements of the previous ones, which consists of tourism, except that there are two major patterns of tourist patterns:
- International tourism, a tourist activity, which are exchanged between countries and limits the travel of the country to another.
- Domestic tourism, a tourist activity, which is native of the state of the various cities where there were tourist attraction or tourist attractions worth a visit .. This means that the domestic tourism industry is to be within the borders of the State nor out of scope.
But this concept (the concept of domestic tourism) differs in some countries, we find the United States and Canada known domestic tourism by trip distance traveled by the traveler If it was 100 km or more away from his place of residence is considered a tourist internally while in Bulgaria and Germany Faarafon tourist Homeland on that citizen who spend five days away from his place of residence .. and when we find the Belgians and British tourists have internal is that person who is spending four nights or more away from the residence for non-work purposes.

We conclude that the general definition of tourism "ride by land, sea and air."