Three workers demonstrating the different types of gas masks used in mine rescue work. (Photo by Fox Photos/Getty Images). December 1925

South Korean students pose for a selfie following a traditional coming-of-age ceremony at Namsan hanok village in Seoul on May 15, 2017. The Coming of Age Day is the day to celebrate and encourage the youth who have reached the age of 20, which is considered the beginning of adulthood. (Photo by Ed Jones/AFP Photo)

Gifts for the homeless are handed out during Santa Bar Crawl, Oxford, England on December 5, 2017. Here: Oxford university students on a Santa-themed pub crawl. (Photo by Greg Blatchford/Rex Features/Shutterstock)

Models cool off in front of an air conditioner backstage at the DUNDAS x REVOLVE New York Fashion Week Show in Manhattan, New York City, U.S., September 8, 2021. (Photo by Caitlin Ochs/Reuters)

Early-risers take part in an exercise program at dawn in Bug Light Park, Wednesday, September 20, 2023, in South Portland, Maine. Most of the state is enjoying a pleasant, dry stretch of weather that should last through Saturday. (Phoot by Robert F. Bukaty/AP Photo)

Artists and dancers perform dances during the Qhapaq Raymi (summer solstice) Festival in Cusco, Peru on December 21, 2022. Cusco is one of the most touristic cities in Peru and tries to return to normality, after two weeks of intense demonstrations in the country that left a balance of 26 deaths nationwide. (Photo by Lucas Aguayo Araos/Anadolu Agency via Getty Images)

U.S. Rep Steve Southerland grins after winning an auctioned possum during the Wausau Possum Festival on Saturday, August 2, 2014, in Wausau, Fla. What is usually a must-attend event for statewide candidates was notably lacking of them this year, perhaps because candidates who now raise tens of millions of dollars focus more on television ads than making personal contact. But not attending is a missed opportunity, said Susan MacManus, a University of South Florida political science professor who drove more than 350 miles for the festival. (Photo by Heather Leiphart/AP Photo/The News Herald)

Festival crowd enjoying the weather on Day 1 of Reading Festival on August 25, 2017 in Reading, England. (Photo by Dean Fardell/Barcroft Images)