Which country receives the largest number of foreign tourists and where are they from?

Which country receives the largest number of foreign tourists and where are they from?
Where do Europeans prefer to go on holiday and what percentage of the population went on a holiday abroad?
With COVID restrictions loosening in more and more countries, Europeans might be able to travel again soon. A good moment to have a closer look at the capacity that each area in Europe has to receive tourists.
A pre Covid-19 picture of the busiest airports in the world.