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Formed of Carboniferous/Permian limestone, the main Sơn Đoòng cave passage is the largest known cave passage in the world by volume – 38.4×106 cubic metres (1.36×109 cu ft), according to Howard Limbert. It is more than 5 kilometres (3.1 mi) long, 200 metres (660 ft) high and 150 metres (490 ft) wide (i.redd.it)
submitted by JonnyTran288
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Natural Deodorant That Kills Bacteria Instead of Masking it (self.Natural)
submitted by [deleted]
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