Revellers kiss under a rainbow flag during the Gay Pride parade along Paulista Avenue in Sao Paulo, Brazil on June 3, 2018. (Photo by Nacho Doce/Reuters)

Hannan Iskandar gets ready before she starts to drive her car in her neighborhood, in Al Khobar, Saudi Arabia on June 24, 2018. Saudi Arabia ended its longstanding ban on women driving on June 24, 2018 – and the second the clock struck midnight, women across the country started their engines. (Photo by Hamad I Mohammed/Reuters)

The Arabian mare “Jenny” curiously sniffs at the child of Raphael Wöllstein, who is on his way to the train, on her daily walk through the Fechenheim district of Frankfurt, Germany on March 8, 2019. Her owner opens the stable door for the 22-year-old horse every morning. Then the animal can decide for itself where it wants to spend the day. So that nobody thinks she's escaped, a sign with the inscription “My name is Jenny, didn't run away, just go for a walk” is on the halter. (Photo by Boris Roessler/dpa)

Ireland's Philip Mulpeter, left, is kicked by Brazilian Vitor Nobrega during their welterweight mixed martial arts bout of International Pro Combat at the Estoril Casino in Estoril, near Lisbon, Portugal, Monday, January 26, 2015. Nobrega defeated Mulpeter. (Photo by Francisco Seco/AP Photo)

Hotel staff practice self-defence skills after a training session given by team member of Special Weapons and Tactics (SWAT) team, in Hangzhou, Zhejiang province, April 7, 2016. (Photo by Reuters/Stringer)

Demi Rose attends The Beauty Awards with OK! in London, England on November 28, 2017. (Photo by James Curley)

A wolf skin is on display for sale next to a painting of Russian communist revolutionary Vladimir Ilyich Ulyanov, also known as Lenin, at Izmailovo flea market in Moscow on December 3, 2017. (Photo by Mladen Antonov/AFP Photo)

Summer Zhai and Vicky He, dressed as characters from the anime "Love Live!", rest on stairs during day two of New York Comic Con in Manhattan, New York, October 9, 2015. The event draws thousands of costumed fans, panels of pop culture luminaries and features a sprawling floor of vendors in a space equivalent to more than three football fields at the Jacob Javitz Convention Center on Manhattan's West side. (Photo by Andrew Kelly/Reuters)