Circus artists perform at the International Circus Show started in Avenue Habib Bourguiba in Tunis, Tunisia on June 23, 2022. (Photo by Yassine Gaidi/Anadolu Agency via Getty Images)

People take pictures near a Soviet flag flying on an embankment in Saint Petersburg, Russia on June 17, 2023. The flags of Russia, the USSR, and the Russian Empire were installed on the shore to mark the anniversaries of each flag's adoption. (Photo by Anton Vaganov/Reuters)

Clowns Perlita and Tapetito, wearing protective gear amid the new coronavirus pandemic, speak with resident Enrique Zeballos as they arrive to disinfect his home free of charge, in El Alto, Bolivia, Friday, September 11, 2020. The lack of traditional employment for the clowns due to the pandemic has led them towards other avenues of making money. But for people with limited income they provide their disinfection services free of charge. (Photo by Juan Karita/AP Photo)

Astronauts Harrison Schmitt (left) and Eugene Andrew Cernan practice taking geological samples at the Kennedy Space Center in Florida, in preparation for NASA's scheduled Apollo 17 lunar landing mission, on August 28, 1972. Schmitt is the Lunar Module Pilot and Cernan is the mission's Commander. They are training for their period of EVA (extravehicular activity) on the Moon. (Photo by Space Frontiers/Getty Images)

A woman carrying cabbage leaves on her head buys tomato at a market in Ahmedabad, India, November 9, 2015. India's villages face a sharp spike in food prices in 2016, as a second year of drought drives up the cost of ingredients such as sugar and milk, and poor transport infrastructure stops falling global prices from reaching rural areas. (Photo by Amit Dave/Reuters)

People perform Chinese Lion dance in Chinatown during the Chinese Lunar New Year in Lima, Peru on February 5, 2019. (Photo by Guadalupe Pardo/Reuters)

Students from Cambridge University make their way home after celebrating the end of the academic year at a May Ball in Trinity College on Tuesday, June 21, 2022. The first official May Ball in Trinity College's grounds was held in 1866 with the tradition quickly spreading to the other colleges. (Photo by Joe Giddens/PA Images via Getty Images)

People watch a brig with scarlet sails floating on the Neva River during the Scarlet Sails festivities marking school graduation in St. Petersburg, Russia, early Saturday, June 25, 2022. (Photo by Dmitri Lovetsky/AP Photo)