British explorers map out 'never-ending' cave network underneath Borneo jungle
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0 T7 z- M* m' IMaking 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, u( K, e% o, C
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) e7 b0 a! a" y+ pLeaving a mark: Andy Eavis compares his hand size to ancient prints left in Black Hands Cave |