British explorers map out 'never-ending' cave network underneath Borneo jungletvb now,tvbnow,bttvb4 _$ d0 J O1 [. B! I2 G7 w
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2 j) e) K& k" Z4 G7 d+ Q8 D. Y/ K9 tMaking 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& l% A! ^4 Q5 S" E( |. c
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3 e/ Z& I) Z9 X3 @- vos.tvboxnow.comLeaving a mark: Andy Eavis compares his hand size to ancient prints left in Black Hands Cave |