Aerial photo taken on May 30, 2020 shows the view of a blue-flagged beach south of Athens, Greece. Greece's 517 Blue-flagged beaches, marinas and tourism vessels are set to welcome tourists under strict safety rules in the new COVID-19 pandemic era, according to Greek officials and experts. The Tourism Ministry on Friday announced the first list of 29 countries, including China, that can start sending tourists to Greece as of June 15, when the international flights to Athens and Thessaloniki resume. The excellent quality of the seawater, safety and services provided were recognized with the prestigious Blue Flag international awards given this May to 497 beaches, 14 marinas and 6 tourism vessels nationwide. (Photo by Lefteris Partsalis/Xinhua)
