To make money and advertise your country to the rest of the world.
They spend money.
I believe the United States has the most out-going tourists.
Those countries' airports are always jammed with tourists.
u.s.
Every country except for yours.
Depends where you are visiting from. From some countries you don't need a visa to get in if you are going for the regular amount of time slotted for 'tourists' (which might be three months).
Countries around the world. LOL
The USA
Not very developped: - 1 275 590 tourists from other countries in 2009 - 4 865 545 Romanian tourists
they could go and seek other countries
They mug and assault tourists and are responsible for 15% of the countries stabbings
tourists?