The weight of 3,000 years of civilization presses in from every direction on a visit to Greece. Byzantine churches, Venetian fortresses, Ottoman mosques — its layer upon layer of history occupying the hillsides, streets, and harbors. Luckily, Greece has thousands, with well over 600 of them designated as Blue Flag beaches, a prestigious award for beach quality. We've consulted travel publications, specialist websites, and firsthand travel blogs to find the beaches with the strongest endorsements. So here are 10 of the finest beaches in Greece.