Two young women, having enjoyed a drink at a party, dance together in Tehran, Iran. Although unrelated men and women are forbidden to socialise together many people ignore these strictures in the privacy of their own homes. (Photo by Hossein Fatemi/Reuters/Panos Pictures/Courtesy of World Press Photo Foundation)

Two stags fight in a wildlife park in Aurach near Kitzbuehel, in the Austrian province of Tyrol. (Photo by Kerstin Joensson/Associated Press)

Elijah Wood poses for a tintype (wet collodion) portrait at The Collective and Gibson Lounge Powered by CEG, during the 2014 Sundance Film Festival in Park City, Utah. (Photo by Victoria Will/AP Photo/Invision)

A member of the mainly Christian “anti-balaka” (anti-machete) militia trains in the Boeing neighbourhood of Bangui, Central African Republic, on February 24, 2014. (Photo by Fred Dufour/AFP Photo)

Beachgoers watch the detonation of a 500 pound British bomb on the beach on May 19, 2014 in Wassenaar, Netherlands. The bomb was dropped by the British allied forces during the second world war over nearby Leiden where it was found on a building site. (Photo by Michel Porro/Getty Images)

Cars float up from a car garage in a mixture of storm water and gasoline in lower Manhattan as workers begin the process of pumping out the mess. (Photo by Carolyn Cole/Los Angeles Times/MCT)

In this photo taken on August 26, 2017, a contestant of the “fantasy” category prepares to be judged during the Daegu International Bodypainting Festival in Daegu, South Korea. The bodies of dozens of female models turned into living canvases this weekend as they allowed delicate brush strokes and flamboyant illustrations to cover up their bare skin. They are part of the 2017 Daegu International Bodypainting Festival along with top artists from 10 countries that runs until August 27 in South Korea's southeastern city of Daegu. (Photo by Ed Jones/AFP Photo)

Sanne Vloet, Sui He, Lais Ribeiro, Taylor Hill, Romee Strijd and Megan Williams pose backstage during 2017 Victoria's Secret Fashion Show In Shanghai at Mercedes-Benz Arena on November 20, 2017 in Shanghai, China. (Photo by Kevin Mazur/Getty Images for Victoria's Secret)