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。4 B6 q+ }; Z, k& ^$ ?
One of Martyn's diving companions, Robbie Schmittner, in a huge flooded cave in Mexico.
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* l4 T2 [3 P! v2 J2 L2 M' |$ s* qDivers 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.* W! D# U8 u0 k7 |6 T# b
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5 J( {. d8 q. o/ m; u; ~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。Divers often use guide-lines to keep them on track in the murky depths. Getting lost can be fatal.tvb now,tvbnow,bttvb% I$ T' ^, ^. W! D# c4 A+ I
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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 centigrade
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% [% [. S2 L! Q: z: l( C3 J, Ftvb now,tvbnow,bttvbIn another of Martyn's photos Helen Rider swims through the narrow confines of Taina Cave near Santo Domingo in the Dominican Republic. |