The Lost Chambers Aquarium 失落的空间水族馆
A polished aquarium inside Atlantis Sanya, with large tanks and a family-friendly indoor escape from the heat.

Check feeding and mermaid-show times at the entrance to plan your route.
Frequently asked questions
Do I need to book The Lost Chambers Aquarium in advance?
Advance real-name booking is required: each visitor must show their own valid ID card or passport (one person, one document) for single entry; book online via OTAs (e.g. Klook) or the resort, with discount for booking one day ahead and recommended advance booking in peak season; foreigners can book with a passport.
What are the opening hours of The Lost Chambers Aquarium?
10:00–19:00
How much is a ticket to The Lost Chambers Aquarium?
About ¥198. Adult full-day ticket ¥198; child (0.9–1.22m) and senior ¥148, free under 0.9m; hotel guests enter free and unlimited with room card. Add-on experiences (snorkeling, diving, dolphin/whale interactions) are charged separately.
How long do I need at The Lost Chambers Aquarium?
Plan about 2 hours.
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