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One of Martyn's diving companions, Robbie Schmittner, in a huge flooded cave in Mexico.
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8 a2 T1 `9 U. x( | E5.39.217.77:8898 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。. S- G5 t- l$ l6 Q9 R3 e" f1 `
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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2 w9 X7 c. V# O1 Y+ wtvb now,tvbnow,bttvbDivers often use guide-lines to keep them on track in the murky depths. Getting lost can be fatal.5.39.217.77:8898% Q+ J4 Q7 a& D/ L) a% x
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3 K4 ^$ g+ i$ e公仔箱論壇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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In another of Martyn's photos Helen Rider swims through the narrow confines of Taina Cave near Santo Domingo in the Dominican Republic. |