Standing before the breathtaking beauty of the Balos lagoon in Crete on Friday, three German tourists couldn’t believe their luck at being there.“We searched for a location to go for our first holiday post-Covid and we … spontaneously decided to come here,” said Anne Marie Buhrer, 25, from Munich. “We can’t believe how beautiful it is here.”The trio were among some of the first foreign travellers returning to Greece after the country kick-started its tourism season on Friday, hoping the lure of…