Santorini’s 10 Most Unique Stays: From Cave Hotels to Cliffside Retreats 402 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) Greece in 4 Days: A Perfect Itinerary from Ancient Wonders to Island Dreams Blog (Articles) Santorini in 4 Days: The Ultimate Travel Itinerary Blog (Articles) 10 Island Cities That Don’t Look Real Blog (Articles) 10 Places to Visit in Greece for Unforgettable Memories Blog (Articles) 7 Beautiful Islands to Visit Near Santorini Blog (Articles) Top 10 Travel Tips for First-Time Visitors to the Ionian Islands