Young man making the O.K. sign. (Photo by George Marks/Retrofile/Getty Images). Circa 1950s

A sledding dog is covered in ice after spending the night in the open air with his musher at the polar base of Val-Cenis, as they ready for the next stage of the 12th edition of “La Grande Odyssee” sledding race across the Alps on January 17, 2016 in Val Cenis Lanslevillard. (Photo by Jean-Philippe Ksiazek/AFP Photo)

A dog walker on Longsands beach before sunrise in Tynemouth, UK on April 1, 2016. (Photo by Owen Humphreys/PA Wire)

Sophie Myers, left, kisses her boyfriend Benedictine Military School cadet Manning McGinty, center, as he marches in the St. Patrick's Day parade, Monday, March 17, 2025, in Savannah, Ga. (Photo by Stephen B. Morton/AP Photo)

Lava erupts from Halema'uma'u crater within the summit caldera Kaluapele, at the Kilauea volcano in Hawaii, U.S. March 26, 2025. (Photo by Marco Garcia/Reuters)

(L-R) Giselle, Ningning, Karina and Winter of South Korean girl group aespa attend the 2025 Billboard Women in Music at YouTube Theater on March 29, 2025 in Inglewood, California. (Photo by Amy Sussman/Getty Images)

More than 400 people stripped off and ran into freezing waters to celebrate the autumn equinox – and raise money for charity at Druridge Bay, Britain, September 25, 2016. It was the largest turnout the North East Skinny Dip has ever seen in its five-year history, and it was also the first time it has ever rained on the morning of the event. Revellers gathered from 5.30am on Sunday at Druridge Bay, in Northumberland, before baring all in the North Sea. (Photo by David Charlton Photography)

Morgan Miller carries her one-year-old daughter Mia Jennings in one arm as she shovels the stairs to her Springfield home with the other Sunday, January 13, 2019. Miller said she's learned how to do a lot of things while holding a baby in the last year. (Photo by Ted Schurter/The State Journal-Register via AP Photo)