These are definitely geological formations comprised of rock, shaped in cones, that sort in a variety of measurements as volcanic ash solidifies. Santorini can also be famous for that catastrophic volcanic eruption that happened 3,600 yrs back, all through the peak of your Minoan civilization, according to the World Record https://best-island-destinations84937.techionblog.com/28812671/about-world-s-most-beautiful-vacation-spots