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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.
Phong Nha-Kẻ Bàng (Vietnamese: Vườn quốc gia Phong Nha-Kẻ Bàng) is a national park and UNESCO World Heritage Site in the Bố Trạch and Minh Hóa districts of central Quảng Bình Province in the North Central Coast region of Vietnam, about 500 km south of Hanoi.
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 ...
River and stream density is 1.1 km/km 2. There are some 160 natural and man-made lakes with total water deposit of 234.3 million cubic meter of fresh water, Quảng Bình Province's sea area includes continental shelf and special economic area up to 20,000 km 2. Off the sea, there lie Hòn La islet, Hòn Gió islet, Hòn Nồm islet, Hòn Cỏ ...
Israel wasted no time after Bashar al-Assad’s fall to bomb all the Syrian military assets it wanted to keep out of the rebels’ hands – striking nearly 500 targets, destroying the navy, and ...
Amid growing anxieties surrounding reported drone sightings, the FBI has issued a warning against a new trend of pointing lasers at aircrafts.
Despite these distinct seasons, and an annual temperature range of 10.8 °C or 19.4 °F, Đồng Hới still has a tropical monsoon climate (Köppen Am) as the mean temperature of the coolest month is 18.8 °C or 65.8 °F. The average annual temperature is 24.7 °C or 76.5 °F, average rainfall varies from 1,300 to 4,000 millimetres or 50 to ...
An 11-year-old's Christmas came early with a special surprise that left him absolutely over the moon. Kellan couldn't believe his eyes when he spotted a tail-wagging puppy on the other side of his ...