Deaf and hard of hearing people perform a Buddhist Guanyin Thousand Hand dance to mark Sunday's National Day for Helping the Disabled in Yunnan, Kunming province, China on May 19, 2018. (Photo by Wong Campion/Reuters)

A reveller perches on a public hire bicycle outside a bar in Shoreditch, the weekend before new licensing rules come in to effect across Hackney on July 28, 2018 in London, England. Hackney Council has voted to introduce strict new licensing rules which will see “core” curfews in place for new venues as well as extending the “Special Policy Area”, within which licenses are granted only in exceptional circumstances. (Photo by Jack Taylor/Getty Images)

Undated handout photo of members of Ballet Ireland during a photocall on Edinburgh's Calton Hill before taking part in the Edinburgh Festival 2018 in Edinburgh, Scotland. Issue date: Tuesday, August 7, 2018. (Photo by Julie Howden/Culture Ireland/PA Wire)

People gather on a hill near the Chopin Airport to watch aeroplanes taking off, in Warsaw, Poland, Sunday, September 9, 2018. (Photo by Alik Keplicz/AP Photo)

A performer entertains the crowd during a rally in support of the leader of the Cameroonian opposition party Movement for the Rebirth of Cameroon (MRC) in Yaounde, on September 30, 2018, prior to the upcoming October 7, presidential elections. (Photo by Marco Longari/AFP Photo)

This aerial picture taken on the night of November 12, 2018 shows traffic on an elevated intersection in downtown Shanghai, China. (Photo by Johannes Eisele/AFP Photo)

Female seal “Lotte” swims in a pool of her enclosure at the zoo in Rostock, northeastern Germany, on September 27, 2019. (Photo by Bernd Wuestneck/dpa/AFP Photo)

East Berliners crossing into the West Berlin on November 11, 1989 at the Potsdamer Platz, Germany. (Photo by Kai Wiedenhoefer)