A participant runs on stairs during a vertical run event at China World Summit Wing hotel in Beijing, China, September 19, 2015. About 800 runners took part in the event on Saturday, which takes runners up 82 floors, covering a total of 2,041 steps to a height of 330 metres, the organizer said. (Photo by Kim Kyung-Hoon/Reuters)

A local wears a plastic water bottle with a cutout to cover her face, as she walks on a footbridge in Hong Kong on January 31, 2020, as a preventative measure following a virus outbreak which began in the Chinese city of Wuhan. The World Health Organization, which initially downplayed the severity of a disease that has now killed 170 nationwide, warned all governments to be “on alert” as it weighed whether to declare a global health emergency. (Photo by Anthony Wallace/AFP Photo)

Crown line handler Bobby Marie controls “Chain Gang” as the balloon is inflated during the 43nd Annual Helen to the Atlantic Balloon Race and Festival, in Helen, Georgia, USA, 04 June 2016. The race is the oldest balloon event in the southern USA and United States' only long-distance hot air balloon race, according to the organizers. (Photo by Erik S. Lesser/EPA)

This picture taken on May 21, 2016 shows professional wrestlers fighting each other during the Wrestling City Asia organized by Singapore Pro Wrestling at a stadium in Kuala Lumpur. Kenneth Thexeira is a mild-mannered writer for an interior-design magazine by day, but on certain nights his alter ego bursts forth in golden tights and a baby-blue cape: enter “The Eurasian Dragon”. (Photo by Mohd Rasfan/AFP Photo)

In this February 19, 2017 photo, a couple dances during the “If you don't give me....then you lend me” Carnival street party on Ipanema beach, in Rio de Janeiro, Brazil. The typical view of Carnival in Brazil is anything goes, with no headdress too big, no outfit too small, no song too ribald, but this year some organizers of the world's best known party are drawing the line at lyrics that are sexist, homophobic or racist. (Photo by Silvia Izquierdo/AP Photo)

Constanza Mena poses for a photo during a red-nosed walk organized by the Flying Laughter clown group amid the new coronavirus pandemic, in downtown Santiago, Chile, Wednesday, April 28, 2021. The group aims to show that people do not lose the right to play and have fun in the street while pandemic protective measures are in effect. (Photo by Esteban Felix/AP Photo)

Olga Conover of Palm Bay, Fla., walks down the bridge at sunset carrying her merged American-Ukraine flag near the end of a march marking the one-year anniversary of Russia invading Ukraine, late Thursday afternoon, February 23, 2022, in Melbourne, Fla. A small but passionate group of Ukraine supporters took the Melbourne Causeway to show their support, organized by the Ukrainian Space Coast group. (Photo by Malcolm Denemark/Florida Today via AP Photo)

Indian army training cadets perform “Kalaripayattu”, an ancient martial art from Kerala, during a combined display ahead of their graduation ceremony, at the Officers Training Academy (OTA), in Chennai, India on September 8, 2023. A combined display of training proficiency was organized at the OTA as a prelude to a passing-out parade of cadets. The combined display marks the culmination of the adventure training and showcases the skills and expertise of armed forces display teams. (Photo by Idrees Mohammed/EPA/EFE)