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Views of the Mediterranean from a Greek ferry

Yannis Behrakis / Reuters

Sea waves hit the Blue Star Paros vessel during a nine-hour trip to the Greek islands of Paros, Naxos, Ios and Santorini, in the Aegean Sea on March 14, 2012.

Yannis Behrakis / Reuters

A Greek passenger seen on the Blue Star Paros vessel during a nine-hour trip to the Greek islands of Paros, Naxos, Ios and Santorini.

Yannis Behrakis / Reuters

Foreign tourists admire the volcanic island of Santorini.

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