Tourists visit the ancient Acropolis hill, with the ruins of the fifth century BC Parthenon temple on June 30, 2015 in Athens, Greece.
(Milos Bicanski/Getty Images)
In 2012, the number of foreign visitors to Spain and Portugal will likely remain stable, although domestic tourism in those countries will likely decline. The picture is bleaker in Greece, the European state most dependent on tourism, as political instability and recurrent violence has made the country a less attractive destination for tourists....
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