A reveler from Vila Isabel samba school performs during the second night of the carnival parade at the Sambadrome, in Rio de Janeiro, Brazil on February 21, 2023. (Photo by Pilar Olivares/Reuters)
School girls hold hands while looking out at the Indian Ocean at Galle Face beach in Colombo on December 9, 2022. (Photo by Ishara S. Kodikara/AFP Photo)
Khadija Amchichar, 12, and Amina Ouazzou, 8, react as they stand in a school turned into a shelter for displaced earthquake survivors, in the aftermath of a deadly earthquake, in the village of Outaghrri, Morocco on September 13, 2023. (Photo by Hannah McKay/Reuters)
A reveller from Unidos da Tijuca samba school performs during the first night of the Carnival parade at the Sambadrome in Rio de Janeiro, Brazil on March 4, 2019. (Photo by Pilar Olivares/Reuters)
A boy doing chin-ups as he takes entrance exams at the Moscow Suvorov Military School in Moscow, Russia on July 11, 2019. (Photo by Sergei Karpukhin/Russian News Agency TASS via Getty Images)
Students dressed up as Hindu gods Lord Krishna and Lord Shiva participate in a cultural event in their school in Mumbai, India on August 21, 2019. (Photo by Indranil Mukherjee/AFP Photo)
Students from the Liceo Parini school celebrate the end of term in Milan, Italy on June 6, 2024. (Photo by Marco Ottico/LaPresse/Rex Features/Shutterstock)
Visitors watch as Grigory Broverman, a member of the Cryophile winter swimmers club, pours a bucket of cold water over his 6-year-old daughter Liza during a flash mob, part of a celebration of Polar Bear Day at the Royev Ruchey Zoo in a suburb of the Siberian city of Krasnoyarsk, Russia, November 29, 2015. The air temperature was around minus 5 degrees Celsius. (Photo by Ilya Naymushin/Reuters)