Blue Cave, Onna-son

3.8
Enjoy snorkeling at Blue Cave, a natural ocean cave famous for its striking blue light. Join a tour to visit the cave, where you can dive or snorkel among the schools of tropical fish that inhabit the crystal clear cave waters. Enjoy the picturesque scenery and peaceful atmosphere of the cave, illuminated in a shimmering blue color by sunlight reflecting off the pearly white limestone floor and filtering through the transparent ocean water. Put Blue Cave at the forefront of your travel plans using our Onna-son road trip planner.
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TripAdvisor Traveler Rating 4.5
924 reviews
TripAdvisor
  • Best snorkeling 🤿 crystal clear, tons of sea life, calm seas, warm water, friendly professional staff! Highly recommend doing this and a whale watch. Morning and off season is best. 03/27/2020  more »
  • Great experience. Excellent visibility. Even in March on a cloudy day, about 68F, in the middle of the coronavirus outbreak, there are lots of people here. Shore and boat access available. Recommend.....  more »

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