The volcanic explosion that occurred here about 3500 years ago completely submerged the center of ancient kingdom of Strongyle. The result was created in the landscape was filled up by gushing sea waters and thus the caldera came into existence.
The Santorini caldera the word comes from Spanish caldera meaning "cooking pot" is a massive depression created in the middle of the Aegean Sea after a destructive volcanic eruption destroyed the island and created the huge caldera that was eventually filled in with seawater. The caldera, stretching from Oia to Akrotiri stretches 7 miles in diameter. The Santorini caldera, one of the most awe-inspiring sites is worth seeing. The Santorini caldera has an elevation, which varies between 150 to 350 meters.
Today, the Santorini Caldera is one of the most unique geological features and amazing places on the planet!