British explorers map out 'never-ending' cave network underneath Borneo jungle公仔箱論壇5 E' o. M: U! [2 w; N# V' M
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Making a splash: Expedition leader Tim Allen inspects the 'Shower Head' - a calcium-formed funnel which transports rain water from the surface into caves underneath Gunung Mulu National Park, in Sarawak, Borneo( P! d6 j, Y) e- b3 B" D3 U- g
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* x( x/ w4 _& y8 P4 E( Y: jLeaving a mark: Andy Eavis compares his hand size to ancient prints left in Black Hands Cave |