A reveller crosses the water curtain during the LGBT Rainbow Parade at the EuroPride in Vienna, Austria June 15, 2019. REUTERS/Lisi Niesner TPX IMAGES OF THE DAY

A reveller crosses the water curtain during the LGBT Rainbow Parade at the EuroPride in Vienna, Austria June 15, 2019. REUTERS/Lisi Niesner

Students adjust curtains of voting booths at a polling station, located at a water transport college, during preparations for the upcoming presidential election in Rostov-on-Don, Russia March 16, 2018. REUTERS/Sergey Pivovarov TPX IMAGES OF THE DAY

A student adjusts curtains of a voting booth at a polling station, located at a water transport college, during preparations for the upcoming presidential election in Rostov-on-Don, Russia March 16, 2018. REUTERS/Sergey Pivovarov

Students adjust curtains of voting booths at a polling station, located at a water transport college, during preparations for the upcoming presidential election in Rostov-on-Don, Russia March 16, 2018. REUTERS/Sergey Pivovarov

A member of a local electoral commission irons curtains for voting booths at a polling station, located at a water transport college, during preparations for the upcoming presidential election in Rostov-on-Don, Russia March 16, 2018. REUTERS/Sergey Pivovarov

Athletics - World Athletics Championships – men’s 20 km walk – London Stadium, London, Britain – August 13, 2017 – Competitors cross the water curtain during the heat. REUTERS/Toby Melville

Athletics - World Athletics Championships – men’s 20 km walk – London Stadium, London, Britain – August 13, 2017 – Competitors cross the water curtain during the heat. REUTERS/Toby Melville

Brazil's President Dilma Rousseff addresses a news conference at the Planalto Palace in Brasilia March 16, 2015. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS)

An Iberia passenger aircraft is seen through the curtains of a window at the departure hall as it takes off from Pablo Ruiz Picasso Airport during a strike of Iberia workers in Malaga, southern Spain February 18, 2013. Striking union workers clashed with police at Madrid's Barajas airport on Monday on the first day of a week-long strike over more than 3,800 pending job cuts at Spain's flagship airline Iberia. REUTERS/Jon Nazca (SPAIN - Tags: TRANSPORT CIVIL UNREST BUSINESS EMPLOYMENT TPX IMAGES OF THE DAY)

ATTENTION EDITORS: THIS PICTURE IS 18 OF 25 TO ACCOMPANY PICTURE PACKAGE 'BANGLADESH - TEENAGE PROSTITUTES'. SEARCH FOR KEYWORD "BROTHEL" TO SEE ALL IMAGES PXP101-125.

An open common toilet is seen at a brothel by the river Padma in Faridpur February 23, 2012. Living in squalid conditions prostitutes earn from 300 ($3.66) to 1000 taka ($12.19) a day servicing between 10 and 20 customers. Many teenage sex workers live in a painful life of exploitation in slum's brothels taking Oradexon , a steroid used by farmers to fatten their cattle, in order to gain weight and appear "healthier" and more attractive to clients. Picture taken February 23, 2012. REUTERS/Andrew Biraj (BANGLADESH - Tags: SOCIETY HEALTH DRUGS BUSINESS EMPLOYMENT)

Water from a fountain is seen in Mexico city, on World Water Day March 22, 2010. The Earth is literally covered in water, but more than a billion people lack access to clean for drinking or sanitation as most water is salty or dirty. March 22 is World Water Day. REUTERS/Eliana Aponte (MEXICO - Tags: ENVIRONMENT)

A refugee draws a curtain for her relative at night after being evacuated to a high park on a hill in the district of Youxian in Mianyang, Sichuan Province June 9, 2008. Chinese troops are carving a third drainage channel into the unstable dam holding back a big "quake lake", as water levels rise and aftershocks send more debris tumbling into the water, state media reported on Monday. Soldiers are also using short-range missiles and dynamite to blast apart boulders blocking the first channel, to speed up the flow of water, the official Xinhua agency said. REUTERS/Jason Lee (CHINA)

A man removes a curtain in his flooded home in Puerto Salgar May 29, 2008. At least 25,000 families have been affected by the heavy rains and floods, the National Disaster Office said. REUTERS/Carlos Duran (COLOMBIA)

Ducks are seen embroidered into the net curtains of a cottage affected by flood waters in Tewkesbury in Gloucestershire July 23, 2007. Flood waters in parts of England rose to 60-year highs on Monday, submerging huge swathes of land and leaving thousands of people without running water or electricity. REUTERS/Stephen Hird (BRITAIN)

Ducks are seen embroidered into the net curtains of a cottage affected by flood waters in Tewkesbury in Gloucestershire July 23, 2007. Flood waters in parts of England rose to 60-year highs on Monday, submerging huge swathes of land and leaving thousands of people without running water or electricity. REUTERS/Stephen Hird (BRITAIN)

A private boat is seen framed by cushions and tulle curtains at a beach club in Golturkbuku, where luxury hotels lined near the resort town of Bodrum on the southwest Aegean coast of Turkey July 17, 2007. Millions of Turks are postponing their summer holidays or coming home early to vote in elections on Sunday, determined to have a say in the future of this deeply divided Muslim but secular country. To match feature TURKEY-ELECTION/TURNOUT REUTERS/Fatih Saribas (TURKEY)

Lam Sai-wing, chairman of Hang Fung Gold Technology Group, poses in a golden washroom in an exhibition hall decorated with two tonnes of gold next to his jewellery shop in Hong Kong September 19, 2006. REUTERS/Bobby Yip (HONG KONG)

A girl stands behind a fountain in Lisbon August 4, 2006. The temperature in Portugal has risen to 40 degrees Celsius (104 degrees Farenheit). REUTERS/Nacho Doce (PORTUGAL)

Japan's Prime Minister Junichiro Koizumi sips a cup of water before answering an opposition party member's questions during a plenary session at the Upper House in Tokyo July 13, 2005. The curtain rose on Wednesday on Act Two of a political drama pitting Koizumi against ruling party rebels opposed to his plan to privatise the postal system, a battle the Japanese leader has threatened would spark a snap election if he loses. REUTERS/Yuriko Nakao YN/dh

A shadow of a man is seen through the fountains at Azadi (freedom) square west of Tehran February 7, 2005. REUTERS/Morteza Nikoubazl MN/SA

Lawrence Curtain picks up debris on a street destroyed by Hurricane Jeanne at his home in the City Fort Pierce, Florida on Hutchinson Island September 27, 2004. Hutchinson Island had mandatory evacuation orders, and home owners are waiting to be allowed to return to their homes. Curtain remained in his house during Jeanne, and had water four feet high in his home. Hurricane Jeanne came ashore at Stuart, Florida as a category three hurricane, and moved into St. Lucie County. REUTERS/Allen Fredrickson AF

Workers preparing for the Hong Kong shopping festival to be held in mid-June stand on bamboo scaffolding in front of the Clock Tower, one of the territory's oldest clocks, June 7, 2004. The Clock Tower, built in 1921, lies on the waterfront of the Tsim Sha Tsui tourist district and will be surrounded by multimedia festivities including dancing fountains, lasers, music, and the Hong Kong premiere of a unique "water" curtain. REUTERS/Bobby Yip BY/SH

A young boy enjoys the water from a fountain on the Pilsucki Square in Warsaw April 25, 2004. Europe finally buries the Iron Curtain and its legacy of division born in the horrors of World War Two next week when several ex-communist nations join their former Western foes in the European Union. REUTERS/Peter Andrews PA

A boy wearing a mask to protect himself against Severe Acute Respiratory
Syndrome (SARS) plays behind a curtain of water at a park in Hong Kong April
16, 2003. More than 2,000 schools in the territory have been closed for the
second week after children were taken ill with the disease. NO RIGHTS CLEARANCES OR PERMISSIONS ARE REQUIRED FOR THIS IMAGE
REUTERS/Kin Cheung

BY/PB

Libyan men sit around a water pipe as they sit outside a street coffee
house in Tripoli, August 25, 2002. Italian soccer champions Juventus
and Cup winners Parma will open the Italian season on Sunday when they
meet in the traditional Supercup curtain raiser in the non-traditional
venue of Tripoli in Libya. The game is normally played in Italy and
usually a week before the new Serie A season begins. But after an
attractive offer from Libyan authorities, the Italian Football League
agreed to play the showcase match abroad in what appears to be more of
a PR exercise for Libyan leader Muammar Gaddafi as he seeks to improve
the image of his country. REUTERS/Ruben Sprich

RS/KM

A Libyan man smokes a water pipe outside a street coffee house in
Tripoli, August 25, 2002. Italian soccer champions Juventus and Cup
winners Parma will open the Italian season on Sunday when they meet in
the traditional Supercup curtain raiser in the non-traditional venue of
Tripoli in Libya. The game is normally played in Italy and usually a
week before the new Serie A season begins. But after an attractive
offer from Libyan authorities, the Italian Football League agreed to
play the showcase match abroad in what appears to be more of a PR
exercise for Libyan leader Muammar Gaddafi as he seeks to improve the
image of his country. REUTERS/Ruben Sprich

RS/KM

Libyan men sit around a water pipe as they sit outside a street coffee
house in Tripoli, August 25, 2002. Italian soccer champions Juventus
and Cup winners Parma will open the Italian season on Sunday when they
meet in the traditional Supercup curtain raiser in the non-traditional
venue of Tripoli in Libya. The game is normally played in Italy and
usually a week before the new Serie A season begins. But after an
attractive offer from Libyan authorities, the Italian Football League
agreed to play the showcase match abroad in what appears to be more of
a PR exercise for Libyan leader Muammar Gaddafi as he seeks to improve
the image of his country. REUTERS/Ruben Sprich

RS/KM

A Libyan man smokes a water pipe outside a street coffee house in
Tripoli, August 25, 2002. Italian soccer champions Juventus and Cup
winners Parma will open the Italian season on Sunday when they meet in
the traditional Supercup curtain raiser in the non-traditional venue of
Tripoli in Libya. The game is normally played in Italy and usually a
week before the new Serie A season begins. But after an attractive
offer from Libyan authorities, the Italian Football League agreed to
play the showcase match abroad in what appears to be more of a PR
exercise for Libyan leader Muammar Gaddafi as he seeks to improve the
image of his country. REUTERS/Ruben Sprich

RS/KM

The Olympic cauldron is towed on a barge past the Sydney Opera House on
its way back to Sydney's Olympic Park August 5, 2001. The eight-tonne
dish which was lit by Australia's Cathy Freeman on September 15, 2000
to open the Sydney Olympic Games, has been refurbished with a new
burner system and special pipes installed to create a curtain of water
beneath the cauldron. The cauldron will fire into life each year on the
anniversary of the Olympic opening ceremony and on other special
occasions.

MDB/RCS

The Olympic cauldron is towed on a barge past the Sydney Opera House on
its way back to Sydney's Olympic Park August 5, 2001. The eight-tonne
dish which was lit by Australia's Cathy Freeman on September 15, 2000
to open the Sydney Olympic Games, has been refurbished with a new
burner system and special pipes installed to create a curtain of water
beneath the cauldron. The cauldron will fire into life each year on the
anniversary of the Olympic opening ceremony and on other special
occasions.

MDB/RCS

Russian tourists try their hand at

white-water canoeing on the River Mana in the depths of central Siberia, 300 km from the city of Krasnoyarsk, on July 20. Many Russians fed up with years stuck behind the Iron Curtain prefer to holiday abroad these days but some still opt for the wilds of their own huge country.

Malaysian fire-fighters uses a crane to spray water to create a curtain of mist in a bid to reduced smog in Kuala Lumpur September 25. The smog, fuelled by widespread fires on Sumatra and the Indonesian part of Borneo, has disrupted life in Brunei, Singapore, Malaysia and southern Philippines. The fires have blanketed the region in a hazardous thick smog, reducing visibiltiy in some areas to little more than a metre.

Malaysian fire-fighters use a water curtain nozzle on the end of a hose to create a curtain of mist in an attempt to reduced the effect of smog in Kuala Lumpur September 25. The smog, fuelled by widespread fires on Sumatra and the Indonesian part of Borneo, has disrupted life in Brunei, Singapore, Malaysia and southern Philippines. More than 1,000 Malaysian fire-fighters arrived in Sumatra on Wednesday as an international effort swung into operation to fight Indonesian bush fires sending chocking smog across the region.

Malaysian fire-fighters uses a crane to spray water to create a curtain of mist in a bid to reduced smog in Kuala Lumpur September 25. The smog, fuelled by widespread fires on Sumatra and the Indonesian part of Borneo, has disrupted life in Brunei, Singapore, Malaysia and southern Philippines. The fires have blanketed the region in a hazardous thick smog, reducing visibiltiy in some areas to little more than a metre.

MALAYSIA SMOG

Malaysian fire-fighters use a water curtain nozzle on the end of a hose to create a curtain of mist in an attempt to reduced the effect of smog in Kuala Lumpur September 25. The smog, fuelled by widespread fires on Sumatra and the Indonesian part of Borneo, has disrupted life in Brunei, Singapore, Malaysia and southern Philippines. More than 1,000 Malaysian fire-fighters arrived in Sumatra on Wednesday as an international effort swung into operation to fight Indonesian bush fires sending chocking smog across the region.

MALAYSIA SMOG

A group of school children keep themselves cool away from summer heat while playing behind a water curtain at a park in Hong Kong April 26. Hong Kong feels the first sign of summer as the temperature rose to about 28 degrees Celsius

A group of school children keep themselves cool away from summer heat while playing behind a water curtain at a park in Hong Kong April 26. Hong Kong feels the first sign of summer as the temperature rose to about 28 degrees Celsius.

HONGKONG SUMMER