At least a dozen Greek islands popular with British holidaymakers – including Hydra, Skyros and Mamma Mia film location Skopelos – will be fully vaccinated within the next fortnight. In a bid to lure back travellers, the Greek government has launched 'Operation Blue Freedom' to inoculate everyone on its 200-plus occupied islands by the end of June. ?️ Greek islands aim to be fully vaccinated by the end of June ...