Hot-air balloons float over the Oka River during the Russian Sky International Balloon Festival in Ryazan Region, Russia on July 26, 2021. (Photo by Alexander Ryumin/TASS)

A man in Yakutsk, the capital of the Sakha Republic (Yakutia) in the Russian Far East on November 23, 2021. Located in Tuimaada Valley on the Lena River, Yakutsk is the largest city in the permafrost zone. On 23 November 2021, the daytime temperature ranged between –35 and –31 degrees Celsius in Yakutsk. On the night between 22 and 23 November, the temperature went down to –37 degrees Celsius. (Photo by Vadim Skryabin/TASS)

Marines of the Baltic Fleet forces of the Russian Navy train in the zone of obstacles during military exercises at the Khmelevka firing ground in the Kaliningrad region, Russia on November 24, 2021. (Photo by Vitaly Nevar/Reuters)

A girl competes during a Hobby horsing competition in St. Petersburg, Russia, on Sunday, April 21, 2024. Several dozen kids, 48 girls and one boy, from first-graders to teenagers gathered in a gymnasium in northern St. Petersburg, Russia's second largest city, for a hobby horsing competition. (Photo by Dmitri Lovetsky/AP Photo)

A woman poses with a retro VAZ 2101 car during the annual BRICS summit in Kazan, Russia on October 22, 2024. (Photo by Maxim Shemetov/Reuters)

Volunteers use flour to clean birds following an oil spill caused by an incident involving two tankers damaged in a storm in the Kerch Strait, in the village of Vityazevo near the Black Sea resort of Anapa, Russia on December 20, 2024. (Photo by Sergey Pivovarov/Reuters)

“Yunarmiya” (Young Army) All-Russia National Military Patriotic Social Movement Association members compete during the 7th military-patriotic game “Yunarmiya, forward!” dedicated to Victory Day at the Museum-reserve “Gorki Leninskie” in Gorki Leninskie, Russia, 29 April 2025. A total of 160 teams of Yunarmiya and military-patriotic detachments attended the games, each team consisting of seven people aged between 12 and 17 years old. The games are a continuation of the Soviet military-sports competitions for children and teenagers, “Zarnitsa” (since 1967) and “Orlyonok (Eaglet)” (since 1972). (Photo by Sergei Ilnitsky/EPA/EFE)

Vendor Nyurgusun Starostina, 47, poses for a picture at an open-air market on a frosty day in Yakutsk, Russia, December 5, 2023. Temperatures in parts of the Sakha Republic, also known as Yakutia and located in the northeastern part of Siberia, went below minus 50 degrees Celsius (minus 58 degrees Fahrenheit) on December 5. (Photo by Roman Kutukov/Reuters)