A Ukrainian MSLR BM-21 “Grad” fires towards Russian positions, near Bakhmut at the frontline in Donetsk region, Ukraine, Wednesday, June 21, 2023. (Photo by Iryna Rybakova via AP Photo)

Giant pandas enjoy food around a table at Chongqing Zoo, Chongqing, China on May 21, 2023. (Photo by Rex Features/Shutterstock)

A woman takes a selfie picture as Turkish Kurds gather as part of Newroz celebrations in Diyarbakir, on March 21, 2016. Nowruz, the Farsi-language word for “New Year”, is an ancient Persian festival, celebrated on the first day of spring, on March 21, in Central Asian republics, Iraq, Turkey, Afghanistan and Iran. (Photo by Ilyas Akengin/AFP Photo)

People participate during the Carnival parades in Port-au-Prince, Haiti, 21 February 2023. Haiti tries to forget the crisis and violence for a few days and has taken to the streets to dance to the rhythm of carnival, a party that comes to an end on 21 February in Port-au-Prince. (Photo by Johnson Sabin/EPA)

Iraqi forces gather during an operation to attack Islamic State militants in Mosul, Iraq, October 21, 2016. (Photo by Reuters/Stringer)

A Saudi soldier fires a mortar towards Houthi movement position, at the Saudi border with Yemen April 21, 2015. (Photo by Reuters/Stringer)

A boy jumps over a puddle of water on the outskirts of Havana, Cuba March 21, 2016. (Photo by Ueslei Marcelino/Reuters)

A man arranges a display of cacti during preparations for the RHS Chelsea Flower Show in London, Britain May 21, 2016. (Photo by Neil Hall/Reuters)