Santorini Sunset Large Format 300 Piece Jigsaw Puzzle by RavensburgerSettle in for a satisfying snack and a spectacular "Santorini Sunset"! After a full day of sightseeing, it's time to relax with a glass of wine and some crusty bread dipped in olive oil, and marvel at the splendor of Santorini! The most famous of the Greek islands, its trademark steep cliffs were formed by a huge volcanic eruption around 1600 BCE, causing the center of the island to sink, leaving a huge caldera (or crater). But now, it's downtime.