. z5 K5 \- A; c3 r! tEnough to make your head swim: World's largest pool which cost $1bn and holds 66m gallons is so big you can even sail boats on it : g/ m2 _/ s+ h4 wtvb now,tvbnow,bttvbThe Crystal Lagoon at San Alfonso del Mar resort, Chile, is large enough for sailing and comes with its own fake beach1 j. Q3 @" g9 [3 c$ s
By Lyle Brennan公仔箱論壇7 ~( V+ C! E4 @/ B, p0 Y# q3 s4 ~7 s
PUBLISHED: 08:14 GMT, 21 May 2012 | UPDATED: 12:14 GMT, 21 May 2012 + d9 @" Y$ y: o) H! h公仔箱論壇" T7 X7 Z$ a) T3 f( R6 g8 a; _
At the San Alfonso del Mar resort in Chile, a quick dip could well turn into a marathon.tvb now,tvbnow,bttvb( ^3 f# A ?* g, O
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Swimming a length in this, the world's largest outdoor pool, would mean stroke after stroke for more than three fifths of a mile - that's 20 Olympic-size swimming pools.公仔箱論壇% d$ @# K& D* U8 T, _- X: d
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The enormous man-made lagoon is set halfway up the country's Pacific coast, in the city of Algarrobo, and is filled with 66 million gallons of crystal clear seawater. " ~& \# `% j+ \$ N: Wtvb now,tvbnow,bttvb 0 x! D+ f ~" Q. ~公仔箱論壇 & t5 |. S' y6 @) a1 i4 f( A2 P" KA little slice of the Pacific: The world's biggest pool is three fifths of a mile long and draws water from the ocean, cleaning it and allowing the sun to warm it to 26C : b* [% T5 ~- |( v& |" s) z公仔箱論壇 7 s' N1 s/ c2 i: K% r. t3 m) vCRYSTAL LAGOON IN NUMBERS$ @9 @. e3 h; C6 c. J! p5 L
Capacity: 66 million gallons
Length:3,323ft
Area: 20 acres
Depth: Up to 115ft 7 V% s; S: \% V+ l- ^公仔箱論壇
Temperature: heated to 26Cos.tvboxnow.com9 W, R1 I' x- n# U1 b5 x+ L
Estimated cost of construction: £1billion
Cost of upkeep: £2million a year
Construction time: Almost five years ) X8 E8 T$ Z6 W2 _, z公仔箱論壇
Completed: December 2006
The competition: More than twice the length of the next biggest outdoor pool
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It also hold the Guinness record for the world's deepest - so if you don't feel like diving 115ft to the bottom, it might be best to bring some spare goggles. & m$ Y1 C* ?! K/ a% g. v7 h公仔箱論壇 O) r( w2 Y/ J3 J0 L
The pool opened in December 2006 after nearly five years of construction work and is said to have set developers back as much as £1billion. * R7 _3 [: q# K& k% }" HTVBNOW 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。And on top of that eye-watering initial cost, it takes a further £2million a year to keep it in working order. $ [% J; u$ P" o# a+ V% ^os.tvboxnow.com6 i& t6 R, O: {6 y7 G
It uses a computer-controlled suction and filtration system to suck water in from the ocean at one end and pump it out at the other, while the sun warms it to 26C - nine degrees higher than the sea. 7 X% ]' H* K* X" d, N公仔箱論壇) s* B- Z4 K5 Q# l% Q7 F( g5 R
The pool's incredible dimensions leave the next biggest floundering in its wake, with the Orthlieb in Morocco measuring a mere 1,575ft long. 0 `: R1 M+ B% c0 x* ? : o+ b: d& t( L3 ?( N & q% }7 N4 n6 I; x1 v公仔箱論壇Lost at sea: A bather floats on the amazingly clear waters of the vast Crystal Lagoon, at the San Alfonso del Mar resort, Chile公仔箱論壇: Z* w) X6 `& A6 r
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。' d( K& f/ {9 n4 F( z; e8 f6 N
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Dazzling blue: A small boat sails round a platform jutting into the lagoon's 20-acre expanse公仔箱論壇; X/ s& x% O6 K# y3 `
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" Y0 l9 [: C5 I2 P. W" ~5 {tvb now,tvbnow,bttvbBig drip: The pool, shown left next to the city of Algarrobo, is thought to have cost £1billion to build and runs up £2million a year in maintenancetvb now,tvbnow,bttvb/ H E9 T6 _5 L4 J9 G+ W
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Man-made paradise: A computer-generated image of the San Alfonso del Mar resort shows how its semi-circular artificial beaches and filtered waters sit right next to the real thingos.tvboxnow.com! N4 i+ T- R2 Y; D) a, H/ m
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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 e% { J+ K+ q/ X' w4 `' w6 G
Whatever floats your boat: The record-breaking dimensions mean visitors can paddle or sail their way around the pool instead of swimming 5 ]% d4 ]4 g! Q% I6 i 8 l/ s, B! U# s# R# v ( z: D1 G, `$ X' h3 _/ 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。By the sea: A couple stroll along the shores of the artificial lake, which is also the world's deepest swimming pool at 115ft