Flight attendants of Zhejiang Loong Airlines undergo rigorous posture training on March 14, 2022 in Hangzhou, Zhejiang Province of China. A total of 300 flight attendants received an etiquette training, including 13 courses for Hangzhou 2022 Asian Games, which will be held from Sept. 10 to 25, 2022 in Hangzhou. (Photo by Wang Gang/China News Service via Getty Images)

Ketula Melo from the Imperatriz Leopoldinense samba school performs during Carnival celebrations at the Sambadrome in Rio de Janeiro, Brazil, Friday, April 22, 2022. (AP Photo/Bruna Prado)

Soldiers from the Nigerian Armed Forces take position and secure the streets in Lagos Island, Lagos, on February 27, 2023, after hoodlums had harassed market owners. Nigeria slowly counted more results on Monday after a tight election for the presidency of Africa's most populous nation as delays and accusations of manipulation fuelled tensions Nearly 90 million were eligible to vote on Saturday for a successor to President Muhammadu Buhari, with many hoping for a new leader to tackle insecurity, economic malaise and widening poverty. (Photo by John Wessels/AFP Photo)

Members of contemporary circus group perform inside the subway train, amid the energy crisis in Prague, Czech Republic on March 2, 2023. (Photo by David W. Cerny/Reuters)

Artists perform during the 137th Nice Carnival parade in Nice, southeastern France, on February 19, 2022. The Carnival takes place until February 27, 2022 on the theme “King of animals”. (Photo by Valery Hache/AFP Photo)

A reveller smeared in vermilion powder celebrates the Bisket Jatra Festival in Thimi in the Bhaktapur District on the outskirts of Kathmandu on April 15, 2023. (Photo by Prakash Mathema/AFP Photo)

“Unexpected humour”. The Dog and the Faucet, in Kolkata, India on January 2017. (Photo by Pau Buscató/The Guardian)

A passenger plane approaches to land as Nepalese people sit in a long-distance bus to travel back to their villages in order to celebrate the Dashain festival, at the Koteshwor bus station in Kathmandu, Nepal, 10 October 2024. Many Nepalese people travel to their home towns to celebrate Dashain Festival with their families. The festival is a major annual religious event in Nepal, celebrated as a national holiday. (Photo by Narendra Shrestha/EPA/EFE)