Located in the heart of the UNESCO-listed Phong Nha-Ke Bang National Park in Vietnam's Quang Binh province, Hang Son Doong is one of the most captivating destinations that can be experienced in Southeast Asia.
The world’s largest cave, Hang Son Doong has suddenly become a lot larger thanks to the remarkable discovery of an underwater tunnel connecting it to another cave.
A team of British divers have dived the terminal sump of Hang Son Doong with support from Oxalis recently. In extremely challenging conditions, the sump was dived to a depth of -77m making it the deepest cave dive in Vietnam.
About the diving expedition in Son Doong Cave to explore and learn about the connection between Son Doong Cave – the world’s largest cave and Hang Thung, a huge cave that found in 1994.
A new underground tunnel has been discovered in the world’s largest cave Son Doong in Quang Binh Province, attendees heard at a press briefing in Hanoi on the latest diving expedition inside the cave.
Additional 44 caves have been discovered in Phong Nha – Ke Bang National Park in the central province of Quang Binh, raising the total caves found so far in this area to 405, according to the park’s management board.