Runners dressed as Santa Claus make their way through the Grote Markt in Antwerp, Belgium, during a Santa Run on Saturday December 12.
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Several hundred runners take part in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, supporting athletic programs in Boston schools.
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Thousands of "Santas" gather along Castellana Street during the fourth edition of the annual "Papa Noel" race in Madrid, Spain. Some 10,000 adults dressed as Santa Claus, and children dressed as elves turned out to take part in the 5.5-kilometer run, breaking the world record for a race with the most competitors dressed as Santa Claus. Part of the earnings will be donated to the Foundation for Multiple Sclerosis of Madrid. (Photo by Pablo Blazquez Dominguez/Getty Images)
Pablo Blazquez Dominguez/Getty Images
Runners cross the finish line of the Santa Claus "Papa Noel" race in Madrid, Spain. Around 10,000 adults dressed as Santas took part in the race.
Pablo Blazquez Dominguez/Getty Images
A diver dressed as Santa Claus attends the annual Christmas Diving event at the Helenesee lake near Frankfurt, Germany.
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People dressed as Santa Claus and in other holiday-related outfits start the SantaCon parade after meeting in Brooklyn's McCarren Park in New York City.
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Two participants in Santa and reindeer costumes race each other during a SantaCon event in London, England.
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Children dressed as Santa Claus take part in a peace rally at a church in Lahore, Pakistan.
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Men costumed as Santa Claus ride motorcycles during the annual "Berlin Christmas Biketour" in Berlin, Germany,.
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Runners taking part in the yearly Brighton Santa Dash in aid of Brighton's Chrildren's Charity Rockinghorse, pose for a photograph in East Sussex, England.
