
/ W, [$ I, i. m) Ntvb now,tvbnow,bttvbOne of Martyn's diving companions, Robbie Schmittner, in a huge flooded cave in Mexico.
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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.公仔箱論壇6 b3 z/ D" G4 n( v$ y: e6 n6 h
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Divers often use guide-lines to keep them on track in the murky depths. Getting lost can be fatal.公仔箱論壇! |6 O0 C* h$ W1 j
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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 centigradetvb now,tvbnow,bttvb1 t9 S# ~7 W9 C6 ]+ P% u2 f
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: [& i3 H9 z7 L. ZTVBNOW 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。In another of Martyn's photos Helen Rider swims through the narrow confines of Taina Cave near Santo Domingo in the Dominican Republic. |