Courtesy of Christof Wandratsch, Skelllefteå, Sweden.

Skelllefteå is a city in Västerbotten County, Sweden that is site of the 4th stage of the International Winter Swimming Association‘s Winter Swimming World Cup where the air temperature is currently -17°C and the water temperature is 0°C.

“[How] cool,” reports Germany’s Christof Wandratsch.

How do the winter swimmers warm-up for this kind of event?!?

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