A participant wearing Kokoshnik, the Russian traditional headwear, walks out of the water during winter swimming festival in the town of Podolsk, south of Moscow, Russia January 5, 2017. (Photo by Maxim Shemetov/Reuters)

A man helps a child to dress as Jawa, a character from the Star Wars movie series, during an event organised by Star Wars fan club Monterrey in Monterrey, Mexico, December 13, 2015. (Photo by Daniel Becerril/Reuters)

A member of the Hindu nationalist Rashtriya Swayamsevak Sangh (RSS) or the National Volunteers Association keeps watch from the top of a tree as others sit on the ground during their daylong camp on the outskirts of Pune, Maharashtra state, India, Sunday, January 3, 2016. Hindus, make up more than 80 percent of India's population of 1.25 billion. (Photo by Rafiq Maqbool/AP Photo)

Women carry a portable shrine, a Mikoshi, through a street in Tokyo's Asakusa district during the Sanja festival, Japan, May 15, 2016. (Photo by Thomas Peter/Reuters)

A suspected street robber is arrested by a policeman after a brief chase in the streets, June 20, 2016, in Manila, Philippines. The president-elect of the Philippines, Rodrigo Duterte, declared a war on crime and drugs after sweeping an election on May 9 and has been living up to his nickname, “the punisher”. Philippine police have been conducting night raids almost on a daily basis and revived a curfew for minors that had not been enforced for years, rounding up minors drinking on the streets. (Photo by Dondi Tawatao/Getty Images)

A Colombian anti-narcotics policeman stands guard after burning a cocaine lab, which police said belongs to criminal gangs, in a rural area of Calamar in Guaviare state, Colombia, August 2, 2016. Colombian law enforcement has destroyed 104 cocaine laboratories capable of producing some 100 tonnes of the drug annually, the head of the anti-narcotics police said on Tuesday. (Photo by John Vizcaino/Reuters)

Planned improvements to Rio’s favelas have meant increases in rent, forcing the poorest families into squatting in unoccupied buildings. Photographer Tariq Zaidi visits the Mangueira community favela, less than 1km from the showpiece Maracanã stadium, to see what life is like for the women living there. Here: Victoria, 12, at her home in Mangueira. (Photo by Tariq Zaidi/The Guardian)

Members of the French Foreign Legion arriving in Paris for a Bastille Day parade. (Photo by Fox Photos/Getty Images). July 13th 1939