Traffic lights feature illustrations of a homosexual couple in downtown Frankfurt Main, Germany, 18 July 2019. An annual gay pride parade will take place on 20 July 2019 in Frankfurt to commemorate Christopher Street Day (CSD). The event commemorates the riots that erupted following a police raid in 1969 at a gay bar on Christopher Street in Greenwich Village, New York City. (Photo by Armando Babani/EPA/EFE)

Megan Barton-Hanson attending the ITV Summer Party 2019 at Nobu Shoreditch in London, England on July 17, 2019 holding hands with Demi Sims. (Photo by SOPA Images via Getty Images)

Manuelle aka the Snake Woman poses for photographs with a beer as she promotes the fnnual Beer Festival Oktoberfest in Cologne, Germany on September 22, 2014. (Photo by Federico Gambarini/EPA/EFE/Rex Features/Shutterstock)

Three young women in their 20s brawling on a busy street on the route from the track to the town centre during day four of the William Hill St Leger Festival at Doncaster Racecourse, England on September 14, 2019. (Photo by Nb press ltd)

Indigenous Q'eqchi girls practice taekwondo with their teacher, Danny Coy, on a dirt court in the middle of the village in Tipulcan village, San Pedro Carcha, Guatemala, on 25 November 2019 (issued 27 November 2019). Tipulcan village girls learn taekwondo to combat sexist violence and harassment they have suffered in their community in northern Guatemala. (Photo by Esteban Biba/EPA/EFE)

David Cassidy (1950-2017) and Kay Lenz at their wedding at The Little Church Of The West in Las Vegas, Nevada, 1977. (Photos by Brad Elterman/FilmMagic)

General Maurice Gamelin, General Officer commanding the French Armies, is on a four day visit to England. He went to the staff college at Minley and is seen inspecting an anti-tank gun at Aldershot, on June 7, 1939. (Photo by AP Photo)

Visitors make snowmen beside a pool at a hot spring in Hangzhou, in China's eastern Zhejiang province on January 26, 2018. China's central and eastern regions have been hit by heavy snowfalls in recent days, causing disruptions to flight and train schedules. (Photo by AFP Photo/China Stringer Network)