North Korean children wave to people on a Chinese tourist boat on the banks of Yalu River near the Chongsong county of North Korea, opposite the Chinese border city of Dandong, May 8, 2011. (Photo by Jacky Chen/Reuters)
A reveller from Unidos do Viradouro samba school performs during the first night of the Carnival parade at the Sambadrome in Rio de Janeiro, Brazil, April 23, 2022. (Photo by Amanda Perobelli/Reuters)
Students walk to school on the first day of their new school year in Giza, south of Cairo, Egypt September 25, 2016. (Photo by Mohamed Abd El Ghany/Reuters)