Kallos Imar, like “Good Morning” in Ancient Greek. Santorini, like the most iconic Greek island in the Cyclades. Messaria, like the island neighbourhood you never knew you had. Kallos Imar, a 4* brand new, hotel complex in central Santorini. Messaria is tucked away in the heart of the island, offering its guests a different kind of holiday that will reveal the less seen side of Santorini.ts guests.