Phong Nha Cave
From Infogalactic: the planetary knowledge core
Phong Nha Cave | |
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Phong Nha Cave
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Location | Vietnam |
Depth | Unknown |
Length | 7729 |
Discovery | unknown |
Entrances | 2 (river opening and ending)[clarification needed] |
Difficulty | Dangerous |
Hazards | underground river |
Access | by Son river |
Cave survey | Unknown |
Phong Nha Cave is a cave in Phong Nha-Kẻ Bàng National Park, a UNESCO World Heritage Site in Quảng Bình Province, Vietnam. It is 7,729 metres long and contains 14 grottoes, as well as a 13,969 metre underground river. While scientists have surveyed 44.5 kilometres of passages, tourists are only allowed to explore the first 1500 metres.
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