A female swimmer reacts after finishing the competition in a pool carved from thick ice covering the Songhua River during the Harbin Ice Swimming Competition in the northern city of Harbin, Heilongjiang province, January 5, 2016. The swimming competition was held on the official launch day of the Harbin International Ice and Snow Sculpture Festival. (Photo by Aly Song/Reuters)

Iraqi teenagers swim in waste water from the nearby Tuweitha nuclear facility near Baghdad, Iraq on May 28, 2003. Iraqis are consuming contaminated water unaware of the dangerous pollutants that can cause severe ill health. (Photo by Damir Sagolj/Reuters)

Photographer, Baron DaParre takes a picture of young model Danette Vega below an effigy dressed as a Wall Street banker hanging from a telephone wire on October 28, 2011 in Miami, Florida. As protests inspired by the Occupy Wall Street protesters continue around the country an artist known as Above, created the installation which hangs above a mural that reads “Give a Wall St. banker enough rope and he will hang himself”. (Photo by Joe Raedle/Getty Images)

Marcos Trujillo cleans the engines of a boat made by Contender in preparation for tomorrow's opening day of the four day long Progressive Insurance Miami International Boat Show at the Miami Beach Convention Center on February 15, 2012 in Miami Beach, Florida. The boat show features more than 3,000 boats and 2,000 exhibitors from all over the globe. (Photo by Joe Raedle/Getty Images)

Children attend a swim training session at Hangzhou Chen Jinglun Sport school Natatorium, where Chinese Olympic swimmer Sun Yang and Fu Yuanhui also trained, in Hangzhou, Zhejiang province, China, August 10, 2016. (Photo by Aly Song/Reuters)

A 1964 Amphicar driven by James Spear of Henderson, Nevada is shown on the boat launch after a trip to Hoover Dam during the first Las Vegas Amphicar Swim-in at Lake Mead near Las Vegas, Nevada October 9, 2015. The German-made Amphicar was produced from 1961-1968. (Photo by Steve Marcus/Reuters)

“With the traditional tapping-ritual, the Oktoberfest has been opened on saturday, September 22, 2012. Despite the rather wet weather on saturday, the first weekend was te xpeted sucess: Approximately 850.000 guests from Munich, Bavaria, the rest of Germany and from all over the world came to visit the 179th Oktoberfest on the opening weekend. About one million liters of beer and about nine oxen have already been sold”. – Oktoberfest.de. (Photo by ◊CHЄЄKY◊MINX◊PHOTO◊DIARY◊)

A swimmer competes during the UK Cold Water Swimming Championships at Tooting Bec Lido in south London January 24, 2015. (Photo by Luke MacGregor/Reuters)