A line of soldiers firing handguns during a training session, circa 1920. (Photo by Keystone). P.S. All pictures are presented in high resolution.

A woman inspects artwork by Iranian artist Farrokh Mahdavi during a preview of the National Gallery of Victoria's (NGV) Triennial 2023, an exhibition featuring work by over 120 contemporary artists, designers and collectives, in Melbourne on December 1, 2023. (Photo by William West/AFP Photo)

The November 2018 Square Print Sale, presented by Magnum Photos and Aperture, brings together over 100 images to explore perspectives on transition and transformation in photography. Here: New York City, 1965, by Joel Meyerowitz. “A girl on a Vespa on her way to who knows where, when the light stopped her at the 72nd street crossing near the Dakota, where John Lennon would one day cross paths with his fate. She takes this moment to finesse a fingernail before she resumes her downtown journey, while I, stopping at the same crossing, but on foot, leap into the street to capture this vision of a dream girl before time takes her on her way”. (Photo by Joel Meyerowitz/Courtesy Aperture)

Ella Bucio of Mexico takes part in a training session before Women's Speed Semi Final at the FIG Parkour World Championships in Tokyo on October 15, 2022. (Photo by Philip Fong/AFP Photo)

Sweden's Henrik Pilerud, inside the Totoro costume, and his team member Victoria Christensen (R) pose during an interview with AFP ahead of a rehearsal before the world cosplay championship 2024 during the World Cosplay Summit in Nagoya on August 3, 2024. (Photo by Philip Fong/AFP Photo)

Steam emerges from a cooling tower of the nuclear power plant Leibstadt near Leibstadt, Switzerland, November 18, 2014. (Photo by Arnd Wiegmann/Reuters)

Prince Philip, Duke of Edinburgh practicing his bicycle polo technique, Windsor Great Park, Berkshire, 1964. (Photo by Norman Potter/Daily Express/Hulton Archive/Getty Images)

An ethnic Kayan woman, also known as a long neck villager casts her vote for the general election in Mae Hong Son, Thailand, March 24, 2019. This is Thailand's first election since a military coup in 2014. Voters head to the polls to elect members of the lower house and Prime Minister. (Photo by Ann Wang/Reuters)