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[1] Located near the Laos–Vietnam border, Hang Sơn Đoòng has an internal, fast-flowing subterranean river and the largest cross-section of any cave, worldwide, [2] [3] believed to be twice that of the next-largest passage. It is the largest known cave passage in the world by volume.
Sơn Đoòng Cave (in Vietnamese: Hang Sơn Đoòng, meaning Mountain River Cave) is a relatively recently discovered cave in the national park. Found by a local man and explored and publicly announced by the British cave scientists of the British Cave Research Association , it is regarded as the largest cave in the world.
Sơn Đoòng cave doline. During the 1990s, Hồ Khanh was living as a very poor man, trying to earn an honest living in Bố Trạch. During a jungle expedition to extract agarwood in 1991, Hồ Khanh reportedly discovered an enormous cave entrance, with a wide river flowing out of it. Without any rope or gear, Khanh did not venture further ...
The entry of Phong Nha Cave Phong Nha Cave. 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.
Hang Sơn Đoòng This page was last edited on 20 June 2020, at 21:17 (UTC). Text is available under the Creative Commons Attribution-ShareAlike 4.0 License ...
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The forest cover in the park is of the order of 96.2% of primary forest. In April 2009, a group of cave explorers from the British Caving Association conducted surveys in this park and adjacent areas. The biggest chamber of Sơn Đoòng cave is about 4.5 kilometres (2.8 mi) in length, 140 by 140 metres (460 by 460 ft) in size was discovered. [19]
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