The world's largest cave passage in the heart of the Vietnamese jungle公仔箱論壇! J* q4 {( R9 o. z" a0 [$ P$ u
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Possibly the world's largest cave passage, Hang Son Doong was discovered in the heart of the Vietnamese jungle by a British caving team. At 150m long and 200m high, it is seven times as high as York Cathedral- Y% N7 V* G+ m! M' D
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0 ]4 X4 C' Q A2 W$ ?tvb now,tvbnow,bttvbOriginally discovered in 1991, the cave had not been entered since, due to the terrifying wind and noise from the large underground river
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2 l. H( W" q0 N# T' c公仔箱論壇The team spent five days exploring the cave after trekking six hours through the jungle to find it. They had to negotiate two underground rivers before reaching the main passageos.tvboxnow.com, K9 Y( I/ w, ~4 L6 `
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9 b2 j5 U' S" B: ftvb now,tvbnow,bttvbThe Hang Son Doong cave is believed to be almost twice the size of the current record holder. It has been hailed as 'amazing' and a 'significant discovery' by the expedition team |