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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 cave was found by a man named Hồ Khanh in 1991. The local jungle men were afraid of the cave for the whistling sound it makes from the underground river . However, not until 2009 was it made known to the public when a group of British scientists from the British Cave Research Association , led by Howard and Deb Limbert, conducted a survey ...
Formed in Carboniferous/Permian limestone, the main Sơn Đoòng cave passage is the largest known cave passage in the world by volume – 3.84 × 10 7 m 3 (1.36 × 10 9 cu ft), according to BCRA expedition leader Howard Limbert. It is more than 5 kilometres (3.1 mi) long, 200 metres (660 ft) high and 150 metres (490 ft) wide.
Con Moong Cave — Thanh Hóa: 2006 5072; (cultural) The site, located within the Cúc Phương National Park, was excavated by archaeologists in 1976. The place contains cultural traces of residents of Sơn Vì, Hòa Bình and Bắc Sơn cultures, where people resided continuously from 13,000 to 7,000 years ago. The archaeological site ...
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.
Deeper inside of Son Doong cave, teams would have to rappel down 70 metres (230 ft) into the cave and search the labyrinth inside for their next clue, which was hidden away. They would also meet Hồ Khanh, who discovered the cave.
Cốc Bó cave. Pác Bó, located at the mouth of the confluence of two rivers, namely the Bằng Giang and Hien rivers. Its historicity is due to the fact that Hồ Chí Minh, on his return from China (where he had lived for 30 years) on 28 January 1941, established a revolutionary force at a cave near Pác Bó valley inhabited by the Nùng ...
Hang Én ('swift cave' in Vietnamese, named for the birds that nest in it [1]), occasionally referred to as Én cave in English, is a cave in Phong Nha-Ke Bang National Park, a UNESCO World Heritage Site. Én is the third largest cave in the world, after Hang Sơn Đoòng in the same national park, and Deer Cave in Malaysia.