Miniature spring-wound 35-mm film camera in a modified cigarette pack. The Tessina’s small size and quiet operation provided more options for concealment than most commercially available models. (Photo by Central Intelligence Agency)

Lauren Metzler, founder of Sydney Mermaids, prepares for a swim at Manly Cove Beach in Sydney, Australia, Thursday, May 26, 2022. There is a strong need, especially after COVID-related lockdowns, to simply play and enjoy creativity, Metzler says. (Photo by Mark Baker/AP Photo)

Two dummy tanks being pushed along a road by German soldiers. (Photo by Hulton Archive/Getty Images). Circa 1925

Ukrainian servicemen of the 128th separate mountain assault Transcarpathian brigade of the Armed Forces of Ukraine take part in tank drills, amid Russia's attack on Ukraine, in Zaporizhzhia region, Ukraine on January 11, 2024. (Photo by Reuters/Stringer)

National Guardsmen are put through riot training in Boston's Commonwealth Armory on Friday, October 18, 1974. Massachusetts Gov. Francis W. Sargent called up the guard to quell school violence, but the city has been relatively calm and the guard has remained in the armories. (Photo by JWG/AP Photo)

A soldier poses with a Hythe Mk III Gun Camera during training activities at Ellington Field, Houston, Texas in April of 1918. The Mk III, built to match the size, handling, and weight of a Lewis Gun, was used to train aerial gunners, recording a photograph when the trigger was pulled, for later review, when an instructor could coach trainees on better aiming strategies. (Photo by Harry Kidd/WWI Army Signal Corps Photograph Collection via The Atlantic)

A Lebanese man wears a mask to protect himself from the dust as a sandstorm blows over the northern Lebanese city of Tripoli on September 8, 2015. An unseasonal sandstorm has hit the Middle East, reducing visibility and sending dozens to hospitals with breathing difficulties. (Photo by Ibrahim Chalhoub/AFP Photo)