Corsica, Sardinia and Greece are often recommended as hotspots for snapping the most beautiful Instagram-worthy beach photos in Europe, and rightly so. However, according to international travelers, the European beach that is a real feast for the eyes is located in Portugal, in the archipelago of Madeira, to be precise. After the TripAdvisor website recently unveiled its list of the most beautiful beaches in the world — notably highlighting the stunning blue shades of Grace Bay in the Turks and Caicos Islands — the European tourism promotion organization Best European Destinations is on the …