UNWTO World Tourism Organization [to 12 September 2015]
http://media.unwto.org/news

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21 million more international tourists in the first half of 2015
10 September 2015
The number of international tourist arrivals grew by 4% in the first half of 2015 according to the latest UNWTO World Tourism Barometer. Destinations worldwide received some 538 million international tourists between January and June 2015, an increase of 21 million compared to the same period of 2014.