Santorini is the most popular island in Greece. It may be the most popular island in the world. There are few travel destinations that combine beautiful beaches, spectacular scenery, ancient cities, amazing restaurants, some of the world’s best wine, and an active volcano. But Santorini has all this and more. Santorini is an island in the southern Aegean Sea, about 120 miles southeast of Greece’s mainland. It is the largest island of a small, circular archipelago which bears the same name and is the remnant of a volcanic caldera. It is also known as the ‘Black Pearl of the Aegean’ and is by far the most spectacular of the Greek Islands. Check out 12 stunning photos of this gorgeous island.