A man skis across frozen Lake Saisary in Yakutsk, the capital of the Sakha Republic (Yakutia) in the Russian Far East on November 22, 2021. Located in Tuimaada Valley on the Lena River, Yakutsk is the largest city in the permafrost zone. On 22 November 2021, the daytime temperature reached –34 degrees Celsius in Yakutsk. (Photo by Vadim Skryabin/TASS)
