Greece is one of the most visited countries in Europe and the world with over 33 million visitors in 2018,"Tourism Ministry statistics impress". Retrieved 30 January 2019. and the tourism industry around a quarter of Greece's Gross Domestic Product. The islands of Santorini, Crete, Lesbos, Delos, and Mykonos are common tourist destinations. An estimated 2 million tourists visit Santorini annually. However, concerns relating to overtourism have arisen in recent years, such as issues of inadequate infrastructure and overcrowding. Alongside Greece, Turkey has also been successful in developing resort areas and attracting large number of tourists, contributing to tourism in Turkey. The phrase "Blue Cruise" refers to recreational voyages along the Turkish Riviera, including across the Aegean. The ancient city of Troy, a World Heritage Site, is on the Turkish coast of the Aegean.
greece is one of the most visited countries in europe and the world with over 33 million visitors in 2018"tourism ministry statistics impress" retrieved 30 january 2019 and the tourism industry around a quarter of greece's gross domestic product the islands of santorini crete lesbos delos and mykonos are common tourist destinations an estimated 2 million tourists visit santorini annually however concerns relating to overtourism have arisen in recent years such as issues of inadequate infrastructure and overcrowding alongside greece turkey has also been successful in developing resort areas and attracting large number of tourists contributing to tourism in turkey the phrase "blue cruise" refers to recreational voyages along the turkish riviera including across the aegean the ancient city of troy a world heritage site is on the turkish coast of the aegean