A scuba diver during an ice diving class at the Sea Frogs scuba diving center in the Russian Far Eastern city of Vladivostok, Russia on January 30, 2022. The air temperature is –11°C (12.2°F), the water temperature is –2°C (28.4°F). Scuba divers undergo theoretical and practical training in ice diving and perform dives in the open water during the day and the night time as part of the Ice Diver NDL special program. (Photo by Yuri Smityuk/TASS)
A member of the carnival group “La Vijanera de Silio” poses during the traditional ancient festival in the town of Silio, northern Spain, Saturday, January 7, 2023. (Photo by Alvaro Barrientos/AP Photo)
Zheng Qinwen of China returns a shot to Karolina Muchova of the Czech Republic in a women's singles semi-final match, of the China Open tennis tournament, at the National Tennis Center in Beijing, Saturday, October 5, 2024. (Photo by Achmad Ibrahim/AP Photo)
An Iraqi army cadet participates in “the leap of faith”, from a bridge as part of their training, in Baghdad, Iraq on December 15, 2023. (Photo by Ahmed Saad/Reuters)
Freshmen in Zhengzhou Institute of Aeronautical Industry Management head bottles of mineral water for upright stand during military training on September 17, 2015 in Zhengzhou, Henan Province of China. More than 6,800 freshmen in the school are required to take part in the military training. (Photo by ChinaFotoPress/ChinaFotoPress via Getty Images)
Vietnam's Khuat Phuong Anh (R) celebrates winning the women's 800m final during the 31st Southeast Asian Games (SEA Games) at My Dinh National Stadium in Hanoi on May 16, 2022. (Photo by Navesh Chitrakar/Reuters)