British explorers map out 'never-ending' cave network underneath Borneo jungle
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+ T) [( @! u7 n8 cMaking 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, Borneotvb now,tvbnow,bttvb5 M4 {) D) c6 {7 S: W, @, H; o
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Leaving a mark: Andy Eavis compares his hand size to ancient prints left in Black Hands Cave |