Subtle Luxury & Calmness. Villa Serenity, located at the heart of Kastraki, one of the most scenic parts of the island, is enhanced by its friendly atmosphere and modern design. A perfect location for your next Greek holidays. Enjoy a large sea view terrace with BBQ and more. Villa Serenity is the ideal space to embrace the Cycladic way of living. After a long day you can relax in the sun on a sofa, or float effortlessly through the air with a refreshing experience of wellness at your private hot tub under the starry skies.