Today tourism is one of the most important economical sectors.
Tourism has four main types: vacation tourism, business tourism, health tourism, and religion tourism.
Vacation tourism: people generally do it for relaxing in summertime. They travel away from the homes to the holiday resorts. There are typical countries for example Germany. And also there are typical host countries for example Greece.
Business tourism: multinational companies send their men to other countries to have negotiations and make business.
Health tourism: some countries of the world have thermal water and spa baths. Hungary has a lot of famous baths, for example in Hévíz. Generally old people travel to the spa baths to take advantages of health services.
Religion tourism: religious pilgrimages are forming this category. It means that religious people visit places. If you want to travel you need some important things. For example passport, insurance and sometimes a visa. You need to book for accommodation as well.