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 five-month-old cheetah seated in the back of a Land Cruiser growls at an outstretched hand after being taken from traffickers in Ethiopia and driven to Harirad, Somaliland, in 2020. This photo is part of the work of more than 100 artists in Why We Photograph Animals, a new collection of wildlife photography that aims to help understand why people have photographed animals at different points in history and what it means in the present. (Photo by Nichole Sobecki/Thames & Hudson)

Italy's Mount Etna, Europe's tallest and most active volcano, spews lava as it erupts on the southern island of Sicily, Italy, February 28, 2017. (Photo by Antonio Parrinello/Reuters)

Palestinians fleeing Khan Yunis on the coastal road leading to Rafah further south ride on a donkey-cart with their belongings on January 25, 2024, amid continuing battles between Israel and the Palestinian militant group Hamas. Israel pressed its blistering assault on the Gazan city of Khan Yunis on January 25, with the Palestinian Islamist movement Hamas saying dozens were killed in heavy bombardment and urban combat. (Photo by AFP Photo)

A Palestinian girl cries as she stands above debris near a house that was hit during Israeli strikes in Khan Yunis in the southern Gaza Strip, on April 2, 2025. Israeli Defence Minister Israel Katz announced on April 2, a major expansion of military operations in Hamas-run Gaza, saying the army would seize “large areas” of the Palestinian territory. (Photo by Eyad Baba/AFP Photo)

Relatives mourn over the shrouded body of Mohammad Abed, who is killed in an Israeli airstrike on a shelter in Gaza City, during his funeral in Gaza City, on April 19, 2025. (Photo by Majdi Fathi/NurPhoto/Rex Features/Shutterstock)

A man with henna-dyed hair rests on a road near the port area in Karachi, Pakistan on July 3, 2019. (Photo by Akhtar Soomro/Reuters)

Tightrope walker Tatian-Mosio Bongonga hangs from a tightrope as she pauses while scaling the Monmartre hill towards the Sacre Coeur Basilica (not pictured) in Paris, France, July 20, 2018. (Photo by Philippe Wojazer/Reuters)