Hannah Maule-ffinch, “Wild Swimmers”, 2020, Hinksey Lake, Oxfordshire. Category: People. The series Wild Swimmers explores how humans are strongest when coming together in the face of adversity. In this photo, Emma and Emma have an amazing bond and friendship, built through their daily ritual of cold swimming in often bracing conditions. (Photo by Hannah Maule-ffinch/Earth Photo 2022)

A Chinese tourist wears a mask as she arrives at Suvarnabhumi Airport during a welcome ceremony of Chinese Lunar New Year travellers in Bangkok, Thailand on January 22, 2020. (Photo by Soe Zeya Tun/Reuters)

An artist is seen preparing during the Kramatorsk tent show in Kramatorsk, Ukraine on August 29, 2021. Traditional tent shows are still very popular in the twenty first century among Ukrainian people of all ages. (Photo by Andriy Andriyenko/SOPA Images/Rex Features/Shutterstock)

Children play at a beach in Lhoknga, Indonesia's Aceh province, on June 2, 2023. (Photo by Chaideer Mahyuddin/AFP Photo)

Revelers in a costume enter the cold water during the annual Polar Bear Plunge on New Year's Day, Wednesday, January 1, 2025, in New York. (Photo by Andres Kudacki/AP Photo)

Internet personality Brock Davies and American TV personality Scheana Shay attend the 2024 People's Choice Awards at Barker Hangar on February 18, 2024 in Santa Monica, California. (Photo by AFF-USA.com/The Mega Agency)

Women wearing sunglasses pose for a group photo at a park in Beijing in 1980. (Photo by Reuters/China Daily)

Three very colouful alpacas enjoy the hot weather at Toft Farm, Rugby, on July 19, 2013. (Photo by Caters News)