A woman has her hair blown by the wind during a snowstorm in Quebec City, on December 22, 2013. (Photo by Mathieu Belanger/Reuters)

A girl sticks out her tongue during snowfalls on a street in Hefei, Anhui province February 13, 2014. (Photo by Reuters/Stringer)

A woman holds a dressed cat during the exhibition “Autumn-2014” in Minsk, November 23, 2014. (Photo by Vasily Fedosenko/Reuters)

A demonstrator is detained during May Day rallies in Santiago May 1, 2013. (Photo by Ivan Alvarado/Reuters)

Andrew Profilli of Australia bleeds from the head during his 93kg bout against Priscus Fogagnolo of Australia during CFC 18 at Luna Park on August 26, 2011 in Sydney, Australia. (Photo by Ryan Pierse/Getty Images)

A farmers carries baskets of salt during a harvest in the the salt production process August 13, 2009 in Sumenep on Madura island, Indonesia. (Photo by Ulet Ifansasti/Getty Images)

A model walks the runway at the Hakaan Spring Summer 2012 fashion show during Paris Fashion Week on October 4, 2011 in Paris, France. (Photo by Nathalie Lagneau/Catwalking/Getty Images)

Russian soldiers write home while serving on the Eastern Front during World War I, circa 1915. (Photo by Hulton Archive/Getty Images)