Hydra island, Greece
Located between the Saronic Gulf and the Argolic Gulf in Aegean Sea, Hydra is one of the most popular day-trip destinations from Athens. There is one main town, known simply as "Hydra port", which has a scenic location in a deep harbor, with whitewashed houses rising on the hills on both sides from an azure blue sea. Other small villages on the island include Vlychos, Kamini, ...