Santorini’s 10 Most Unique Stays: From Cave Hotels to Cliffside Retreats 135 7Katikies Kirini (Oia – Cave Spa Retreats) This boutique hotel features an enchanting spa carved into volcanic rock. Guests can enjoy candlelit treatments, cave pools, and serene caldera views while staying in stylish cave-inspired suites.BackNext RELATED ARTICLESMORE FROM AUTHOR Blog (Articles) Winter in Greece: Where to Go and What to Expect Blog (Articles) 10 Boutique Cave Hotels in Santorini Worth the Splurge Blog (Articles) 8 Most Beautiful Monasteries and Sacred Places in Greece Blog (Articles) 10 Best Spa Resorts in Greece for a Wellness Escape Blog (Articles) 10 Ancient Sites in Greece That Still Feel Alive Today Blog (Articles) 10 Greek Summer Destinations That Aren’t Overcrowded