Unique Hong Kong UNESCO Global Geopark Experience
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Life Jacket & Helmet is Included
We provide life jackets in multiple sizes to suit every guest – from kids to adults. Feel free to wear the one that fits you best. Your safety and comfort are our top priority.
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Professional Coach Guidance
Coach provides clear instruction, safety support, and practical tips, helping beginners learn confidently while enjoying a smoother, more comfortable, and well-managed experience.
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Unique Angle from the Sea
Sail through Hong Kong’s UNESCO Global Geopark's most stunning attractions aboard a speedboat, witnessing breathtaking hexagonal volcanic rock columns and majestic sea arches.
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Private Tour Option
Prefer your own boat? Our private tours give you a vessel and guide dedicated exclusively to your group. No strangers. No fixed schedule. Just you, your people, and a guide focused entirely on your experience.
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One person? You're in.
No group? No problem. Book a single spot and you're on the boat — no minimum numbers, no awkward questions. Splitdyboat is the only operator in Hong Kong offering daily join-in Geopark tours.
Crossing through 2 Stunning Sea Arches in Hong Kong UNESCO Global Geopark
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① Bluff Island《Bluff Island Cave》Outside West Entrance
The west entrance of Bluff Island Cave, features the stunning hexagonal volcanic rock columns, which were formed from ancient volcanic activity, a remarkable geological feature within the Ung Kong Group. Following our professional coach, participants will normally enter the cave in this west entrance.
Notably, visitors can observe some bullet hole in the hexagonal columns, a remnant from when this region was a firing range for the British military. This intriguing detail adds to the cave's historical significance, making it not only a visual marvel but also a site rich in stories of the past.
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② Bluff Island《Bluff Island Cave》Inside West Entrance
Entering the west entrance of Bluff Island Cave, offers an enchanting experience for adventurers. As participants swim through this sea tunnel cave, they are greeted by stunning hexagonal volcanic rock columns that hang majestically within the cave. These unique formations resemble intricate ice sculptures, showcasing the island's remarkable geological history. The captivating interplay of light and shadow within the cave enhances the beauty of these natural wonders, making it a must-visit destination in Hong Kong for nature enthusiasts and explorers alike.
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③ Bluff Island《Bluff Island Cave》Inside East Entrance
As participants swimming through from the west entrance to the east entrance of bluff island cave, they embark on an exciting adventure, leads them into a breathtaking cavern where they can admire the stunning hexagonal volcanic rock columns that hang majestically from the cave's ceiling. Resembling intricate ice sculptures, these formations create a mesmerizing atmosphere, showcasing the unique geological features of Bluff Island. This captivating experience allows adventurers to connect with nature while exploring one of Hong Kong's remarkable geological wonders.
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④ Bluff Island《Bluff Island Cave》Outside East Entrance
As participants complete their exploration of Bluff Island Cave, swim through the east entrance, they emerge into the open sea where a boatman and speedboat await them outside the cave. This convenient arrangement ensures that there are no worries about transportation after their adventure. The journey through the cave provides a thrilling experience, allowing adventurers to witness the stunning hexagonal volcanic rock columns up close. With the boat ready to whisk them away, participants can relax and reflect on their unforgettable exploration of one of Hong Kong's natural wonders.
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⑤ Jin Island《Bell Cave》West Entrance
At the west entrance of **Bell Cave** on Jin Island, participants are greeted by the awe-inspiring sight of the bell-shaped sea arch that defines this remarkable geological feature. As they step inside, they can admire the intricate textures and colors of the surrounding rock formations, illuminated by natural light filtering through the arch. The atmosphere is serene, with the gentle sound of waves echoing within the cave.
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⑥ Jin Island《Bell Cave》Under the Arch
After taking in the stunning views and capturing memorable photos, participants will prepare to continue their adventure by swimming through the cave's entrance. This exhilarating experience leads them deeper into the cave system, where they can explore more of Jin Island's natural beauty and geological wonders. With the boatman waiting nearby for their return, there's no need to worry about logistics as they embark on this unforgettable journey through nature's masterpiece.
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⑦ Jin Island《Bell Cave》East Entrance
As participants emerge from the west entrance of Bell Cave on Jin Island, they are greeted by the breathtaking sight of the Bell cave's arch. The sunlight filters through the opening, illuminating the stunning hexagonal volcanic rock columns that line the cave's interior, creating an ethereal atmosphere reminiscent of intricate ice sculptures.
Once inside the East Entrance of Bell Cave, participants can take a moment to appreciate the unique geological features and the powerful sound of waves crashing against the rocks. -
⑧ Jin Island《Goldfish Wagging Tails》Sea Stack
Bell Cave is a stunning sea arch that stands out as a remarkable natural wonder. However, this impressive structure not only serves as a sea arch but is also a separate individual sea stack, showcasing the island's unique geological features. The arch rises 30 meters high and is renowned for its distinctive bell-like shape, which has been sculpted over centuries by the relentless force of ocean waves.
After soaking in the beauty of this natural wonder, they will prepare to swim back to the speedboat, this journey through Bell Cave is an unforgettable experience that showcases the remarkable beauty of Hong Kong's UNESCO Global Geopark.
