Brad Snead walks past melting ice on the Cook Inlet beach, Saturday, March 26, 2011, in Kenai, Alaska, while looking for agates. (AP Photo/Peninsula Clarion, M. Scott Moon)
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)
Emily Ratajkowski, left, a cast member in “We Are Your Friends”, walks the red carpet at the premiere of the film at the TCL Chinese Theatre on Thursday, August 20, 2015, in Los Angeles. (Photo by Chris Pizzello/Invision/AP Photo)
Who Left The Tap Running by artist Simon McGrath is seen as part of the Sculpture by the Sea outdoor exhibition along the Bondi to Bronte coastal walk on November 4, 2011 in Sydney, Australia. (Photo by Lisa Maree Williams/Getty Images)
Members of the audience sit in the centre of the catwalk as the watch models for the C/MEO Collective walk by at Fashion Week Australia in Sydney on May 17, 2017. (Photo by Jason Reed/Reuters)
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)
A Free Syrian Army fighter walks past a flag of al-Furqan brigade as a rifle hangs from a branch in the orchards of Kafar Zita in Hama countryside January 22, 2015. (Photo by Mohamad Bayoush/Reuters)