Figure Skating, ISU Grand Prix of Figure Skating Trophee de France 2016/2017, Ice Dance Short Dance, Paris, France on November 11, 2016. Alexandra Nazarova and Maxim Nikitin of Ukraine compete. (Photo by Charles Platiau/Reuters)

Russia's Alexandra Stepanova and Ivan Bukin perform during the ice dance free dance program at the Rostelecom Cup ISU Grand Prix of Figure Skating in Moscow November 15, 2014. (Photo by Grigory Dukor/Reuters)

“Winter shapes, Moscow river”. Moscow river at this part is never covered by ice. When the temperature is very low it's possible to see a strong fog. Morning light and pipes of the oli factory creates a fantastic landscape. Photo location: Moscow, Russia. (Photo and caption by Sergey Rumyantsev/National Geographic Photo Contest)

People immerse themselves in an ice hole in the Chulym river, with the air temperature at about minus 12 degrees Celsius (10.4 degrees Fahrenheit), during celebrations for the Russian Orthodox Epiphany outside of the town of Nazarovo, Krasnoyarsk region January 19, 2015. (Photo by Ilya Naymushin/Reuters)

Madison Chock and Evan Bates of the United States skate during the Ice Dance, Free Dance program of the 2025 ISU World Figure Skating Championships at TD Garden in Boston, Massachusetts, on March 29, 2025. (Photo by Geoff Robins/AFP Photo)

James Castrission, “Cas” and Justin Jones “Jonesy” ski across an ice staking rink with two “You Can” patients on August 2, 2011 in Sydney, Australia. In 75 days, the Aussie adventure pair will attempt to cross 2,200 kilometres of Antarctic ice to the South Pole and back on foot to raise money for youth with cancer. The journey will require the two to trek with all the supplies for approximately three months of walking. Cas and Jonesy became the first to kayak unassisted over 3,300 kilometres from New Zealand to Australia in 2008. (Photo by Ryan Pierse/Getty Images)

A participant kisses a trout after catching it with his bare hands during a trout catching contest at a pool in Hwacheon, South Korea, Saturday, January 7, 2023. The contest is part of an annual ice festival which draws over one million visitors every year. (Photo by Ahn Young-joon/AP Photo)