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。" p5 {) m6 G2 G4 m3 q
One of Martyn's diving companions, Robbie Schmittner, in a huge flooded cave in Mexico. tvb now,tvbnow,bttvb' T2 r7 _$ L( A6 P& N' `) Q2 V9 K
' l! B# r r( g* B! {7 K 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。) h3 C$ q+ R I' R, h9 g
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.5.39.217.762 B+ N( x A; Q) p. p6 c5 G- s
( P# q2 T- @. o; v: ` tvb now,tvbnow,bttvb) N6 v- p* q" e& ?8 W" P! o" j W: A
Divers often use guide-lines to keep them on track in the murky depths. Getting lost can be fatal.5.39.217.76/ u, ^8 ], f, c1 D
公仔箱論壇2 ?* v. z8 C) X/ t4 P6 l& ~

! V/ k* P2 v6 ?; Ktvb now,tvbnow,bttvbDeep 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
8 ^5 U g$ C+ b- Q0 F% b; ETVBNOW 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。
" |+ G v' f1 D0 ttvb now,tvbnow,bttvb 5.39.217.763 g; c2 l/ _! E- y0 Z B1 ^
In another of Martyn's photos Helen Rider swims through the narrow confines of Taina Cave near Santo Domingo in the Dominican Republic. |