People across the world have put on their swimsuits, fancy hats and ridiculous costumes to take part in New Year's Day swims today.
Despite wintry conditions, brave swimmers dove into the water in the Netherlands, Germany, France, China and more.
In Berlin, members of the Berliner Seehunde (Berlin Seals) swimming club wore colourful hats and clown costumes as they ran toward Oranke Lake on Monday morning.
Hundreds of swimmers in Scheveningen, the Netherlands, donned red bobble hats while diving into the North Sea, which had water temperatures of 4C (39F).
In Rome, groups of swimmers took turns diving 59feet (18metres) off of the Cavour Bridge into the Tiber River as hundreds of people watched from the sidelines.
Meanwhile in Dunkirk, France, hundreds of swimmers opted for old-style swimsuits, fake mustaches and wigs for themed group costumes.
And in Beijing, where temperatures were below freezing on Monday morning, a swimmer wearing only a Speedo was seen climbing out of a frozen lake following his dive.
Swimmers wearing red bobble hats run towards the North Sea during the Nieuwjaarsduik (New Year's Dive) on New Year's Day in Scheveningen, the Netherlands
The waters of the North Sea were packed with swimmers wearing red bobble hats in Scheveningen, the Netherlands, on New Year's Day
While some people stripped down to their swimsuits in Scheveningen, others opted to wear fancy dress, including animal-themed onsies, like the men above
People cheer as they wade into the North Sea during the Nieuwjaarsduik (New Year's Dive) on New Year's Day in Scheveningen, the Netherlands, on Monday
In theme with the chilly temperatures, two women wore swimsuits decorated with ice cream cones for the New Year's Day swim in Scheveningen
In Dunkirk France, a group of swimmers wore matching swimsuits and hats for the New Year's Day swim. They even brought fishing nets as props
The group in matching swimsuits decorated their faces with large swathes of blush and fake mustaches for the New Year's Day swim in Dunkirk
In another themed-costume in Dunkirk, a group opted to dress as lifeguards, wearing blonde wings and carrying flotation devices
People wearing costumes at the Dunkirk, France, swim wave to a rescue boat as they patrol the area on New Year's Day
Members of the Berliner Seehunde (Berlin Seals) ice swimmers club take a dip in Orankesee Lake during their traditional New Year's swimming event in Berlin
For the annual swim in Orankesee Lake, many members of the Berlin swim club donned clown-themed costumes, like the man above has
Swimmers at Orankesee Lake in Berlin opted for goofy hats and bright costumes for the annual swimming event on Monday morning
A man and woman in matching blue striped swimsuits also matched their hats - both snowman themed, with the snowmen even wearing hats - for the Orankesee Lake swim in Berlin
Despite the cold weather and cloudy conditions, one man opted for some massive clown sunglasses and a