Santorini’s 10 Most Unique Stays: From Cave Hotels to Cliffside Retreats 148 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) 10 Most Dangerous Beaches in the World Blog (Articles) Top 10 Things to Love About Greece in the Off Season Blog (Articles) 10 Things Greeks Do Better Than Anyone Else Blog (Articles) 10 European Islands That Stay Warm All Year Blog (Articles) 10 Places Where to Go in Europe When You’re Tired of the Cold Blog (Articles) Top 10 Mediterranean Islands That Will Steal the Spotlight in 2026