Swimmers participate in the traditional Christmas swimming competition in the Vltava River in Prague, the Czech Republic, Dec. 26, 2022. (Photo by Martin Mach/Xinhua)
Swimmers participate in the traditional Christmas swimming competition in the Vltava River in Prague, the Czech Republic, Dec. 26, 2022. (Photo by Martin Mach/Xinhua)
Swimmers participate in the traditional Christmas swimming competition in the Vltava River in Prague, the Czech Republic, Dec. 26, 2022. (Photo by Martin Mach/Xinhua)
Swimmers prepare for the traditional Christmas swimming competition in the Vltava River in Prague, the Czech Republic, Dec. 26, 2022. (Photo by Martin Mach/Xinhua)