
& w5 M' u9 P. n4 ?+ V( z; b$ V0 [# d+ W( ltvb now,tvbnow,bttvbOne of Martyn's diving companions, Robbie Schmittner, in a huge flooded cave in Mexico.
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; Y; B2 B5 R# r) B1 U公仔箱論壇Divers carry remote underwater flash guns to illuminate this image, taken in what is probably the world's biggest underwater tunnel, Weebubbie Cave beneath the remote Nullarbor Plain of western Australia.
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5 i7 r" z+ w6 b6 M! D8 m3 T/ vwww.tvboxnow.comDivers often use guide-lines to keep them on track in the murky depths. Getting lost can be fatal.
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, L6 _4 I5 ^9 u7 j4 p! M, L4 j7 W TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。. P3 v* O! ?1 v9 W. q! C0 S' \+ ^
Deep and dark doesn't always mean cold: Jenny Pinder swims through the underwater passages of the Grotta Giusti Cave in Tuscany, Italy. where geothermal activity heats the water to an amazing 35 degrees centigrade
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3 T& S# U, a: Z$ O2 f# G7 K公仔箱論壇In another of Martyn's photos Helen Rider swims through the narrow confines of Taina Cave near Santo Domingo in the Dominican Republic. |