Commuters walk up the redesigned subway stairs at the Tanjong Pagar subway station on August 23, 2011 in Singapore. The subway stairs have been repainted in bright colours and slogans encouraging people to take the stairs, by way of promoting fitness in the city. (Photo by Chris McGrath/Getty Images)

American actress and singer Zendaya attends the Fendi Couture Fall Winter 2019/2020 Dinner on July 04, 2019 in Rome, Italy. (Photo by Jacopo Raule/Getty Images for Fendi)

Young adults wearing a mask, attends a ceremony as they commemorates the Coming of Age Day of young people entering adulthood in Tokyo, Japan, on January 10, 2022. While the COVID-19 epidemic continues to progress in Japan due to the new Omicron variant, the events that have been organized by the various municipalities of Tokyo have followed a strict sanitary protocol, such as temperature control, disinfection of hands, and the wearing of a protective mask. (Photo by David Mareuil/Anadolu Agency via Getty Images)

The Borealis in the second decade of December 2023 gets ready to leave Liverpool for the Classic Christmas Markets cruise. It will call at Zeebrugge, Amsterdam and Hamburg to take in some of Europe’s best festive markets. (Photo by Bav Media)

A girl carries bottles of water filled from a charity tank at a camp for internally displaced people (IDPs) near Sanaa, Yemen on March 25, 2022. (Photo by Khaled Abdullah/Reuters)

Model Olivia Culpo (L) and host Nick Jonas, after getting slimed, backstage during Nickelodeon's 28th Annual Kids' Choice Awards held at The Forum on March 28, 2015 in Inglewood, California. (Photo by Lester Cohen/KCA2015/WireImage)

Workers clean the premises of Pashupatinath temple in Kathmandu, Nepal, December 16, 2020. The Pashupatinath Temple in Nepal reopened for devotees on Wednesday morning, almost eight months after it was shut due to the COVID-19 pandemic. (Photo by Xinhua News Agency/Rex Features/Shutterstock)

Yanna Xian, 24, and her boyfriend Mitch Brown, 27, were swimming while on a boat tour off Honolulu, Hawaii last year, when a curious two-week-old humpback approached them. (Photo by South West News Service)