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Update news Thung Cave
British diving experts collected a large number of impressive images and videos of Son Doong cave during a research trip to seek for a passage connecting Son Doong Cave and Thung Cave in early April.
A new underground cave system located at a depth of 60 meters has been discovered inside Son Doong, the world’s largest cave in the central province of Quang Binh, the local media reported, citing leading diving experts.