Model Georgia Salpa attends the UK Premiere of “A Good Day To Die Hard” at Empire Leicester Square on February 7, 2013 in London, England. (Photo by UK Press)

People march past the Colosseum during the Gay Pride parade in Rome, Saturday, June 11, 2016. Italy joined the rest of Europe last month in giving some legal rights to gay couples after a years-long battle and opposition from the Catholic Church to anything that smacked of authorizing gay marriage. (Photo by Fabio Frustaci/AP Photo)

A human rainbow is created at a BASEOrlando coordinated event, “Orlando Strong Body Paint”, on Friday, June 17, 2016 in Orlando, Fl. The group created the rainbow, composed of volunteers numbering the same as that of the victims of the Pulse shooting, as a visual reminder of the amount of lives lost. (Photos by Amanda Voisard/The Washington Post)

To draw the public's attention to a new line of bathing suits, a Tokyo department store used live models to show off the suits on June 5, 1950. The rain didn't bother the curious, and both the girls and the crowd seemed to like the idea of staring at each other through the glass. (Photo by AP Photo via The Atlantic)

A woman looks across as a gay parade participant poses for pictures during Gay Pride parade in Madrid, Spain, Saturday, July 2, 2016. Hundreds of thousands of people defied high temperatures and relative security concerns and turned out in Madrid to march in Saturday's LGTB Pride parade, one of the biggest in Europe, along the streets of the Spanish capital, just three weeks after members of the gay, lesbian, bisexual and transgender community were tragically victimized in a shooting massacre at a United States nightclub. (Photo by Daniel Ochoa de Olza/AP Photo)

A competitor gestures as he crawls beneath barbed wire during the Tough Guy event in Perton, central England February 1, 2015. The annual event to raise cash for charity challenges thousands of international competitors in a cross country run followed by an assault course consisting of obstacles including water, fire and tunnels. (Photo by Phil Noble/Reuters)

A group of Japanese schoolgirls marching in formation during a school visit to the third regiment to experience the soldier's way of life. (Photo by Fox Photos/Getty Images). Circa 1938

Samurai commiting seppuku (hara-kiri) in Japan, circa 1880. (Photo by adoc-photos/Corbis via Getty Images)