An Iraqi Muslim woman walks past Christmas decorations for sale in the Shiite holy city of Najaf on December 17, 2015. (Photo by Haidar Hamdani/AFP Photo)

A model walks the runway at the Jacob Birge Vision show during London Fashion Week Fall/Winter 2015/16 at Fashion Scout Venue on February 23, 2015 in London, England. (Photo by Ben A. Pruchnie/Getty Images)

Elephant Maja of Circus Bush on his daily walk with Circus ringmaster Hardy Scholl (R) on Berlin streets in Berlin, Germany June 30, 2016. (Photo by Stefanie Loos/Reuters)

Participants wearing costumes walk along a main street during a Halloween Parade in Marikina city, east of Manila, Philippines, on October 30, 2014. (Photo by Romeo Ranoco/Reuters)

A man braces his umbrella while walking through the snow on February 13, 2014 in New York City. Heavy snow and high winds made for a hard morning commute in the city. (Photo by John Moore/Getty Images)

Costumed revellers walk in the streets of Lucerne during the annual carnival parade on Rose Monday March 3, 2014. (Photo by Sigi Tischler/AP Photo/Keystone)

A man walks though Times Square in high heels during unseasonably warm weather on Christmas Eve in the Manhattan borough of New York December 24, 2015. (Photo by Carlo Allegri/Reuters)

Antonina Petkovic walks the runway during the Jean Paul Gaultier Spring Summer 2016 show as part of Paris Fashion Week on January 27, 2016 in Paris, France. (Photo by Pascal Le Segretain/Getty Images)