Russian soldiers write home while serving on the Eastern Front during World War I, circa 1915. (Photo by Hulton Archive/Getty Images)

An alpaca Satsuki looks at a pet dog at a park while Alpaca Fureai Land's staffs walk the alpaca during early morning in Tokyo, Japan on June 21, 2023. (Photo by Kim Kyung-Hoon/Reuters)

Palestinians evacuate wounded people following an Israeli airstrike in Bureij refugee camp, Gaza Strip, Thursday, November 2, 2023. (Photo by Mohammed Dahman/AP Photo)

Artem, a serviceman of infantry battalion of the 61st mechanised brigade, pets a dog in a trench at a position near the frontline, in Kharkiv region, Ukraine on January 6, 2024. (Photo by Sofiia Gatilova/Reuters)

A woman with a hose tries to put out the fire during a wildfire in Santa Baia De Montes, northwestern Spain, Thursday, August 14, 2025. (Photo by Lalo R. Villar/AP Photo)

A Carlsbad,Calif. police officer turns traffic away as flames leap behind him Wednesday, May 14, 2014, in Carlsbad, Calif. Weather conditions that at least temporarily calmed allowed firefighters to gain ground early Wednesday on a pair of wildfires that forced thousands of residents to leave their homes. (Photo by AP Photo)

Soldiers try to attach the balloon to their car, June 1944. (Photo by Jared Enos/Mediadrumworld.com)

Belarusian ornithologist Vladimir Ivanovski, 72, stands on a tree as he builds an artificial nest for birds of prey from tree branches, in a marsh near the village of Kazyany, Belarus on October 20, 2019. (Photo by Vasily Fedosenko/Reuters)