
FILE - People plunge in icy water to celebrate the Russian Orthodox feast of Epiphany near the St. Serafimovsky Monastery in the Far East port Vladivostok, Russia, Jan. 19, 2025. (AP Photo, File)

A tourist stands on the shore of Lake Baikal, which is typically covered in thick ice, near the village of Turka, Russia, on Wednesday, Jan. 1, 2025. (AP Photo)

Snowdrops bloom at the botanical gardens at Moscow State University in Moscow, Russia, on Wednesday, Jan. 29, 2025, during unusually warm weather for January, with temperatures of 5 degrees Celsius (41 degrees Fahrenheit). (AP Photo/Pavel Bednyakov)

Men fish on melting ice not far from shore on the Gulf of Finland in St. Petersburg, Russia, Wednesday, Jan. 29, 2025, during unusually warm weather with temperatures at 5 degrees Celsius (41 degrees Fahrenheit). (AP Photo/Dmitri Lovetsky)

Two young women walk through Red Square in Moscow, Russia, on Wednesday, Jan. 29, 2025, during an unusually warm spell with temperatures of 5 degrees Celsius (41 degrees Fahrenheit). (AP Photo/Alexander Zemlianichenko)

FILE - The Moscow River and its embankment are seen without a normal covering of ice near Christ the Savior Cathedral, center, before dawn in Moscow, Russia, on Jan. 21, 2025. (AP Photo/Alexander Zemlianichenko, File)