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 boy jumps over a puddle of water on the outskirts of Havana, Cuba March 21, 2016. (Photo by Ueslei Marcelino/Reuters)

View of an American marine as he lies in a foxhole and whistles at a husky, one of the scouting dogs used during the landing on Guam, August 1944. (Photo by W. Eugene Smith/Time & Life Pictures/Getty Images)

Models of the SibPlus Models agency and participants of the Miss Doughnut beauty competition take part in a rehearsal in Krasnoyarsk, Siberia, Russia, March 4, 2017. (Photo by Ilya Naymushin/Reuters)

Soldiers with the Afghan National Army (ANA) at an outpost in the Momand Valley on July 16, 2017 in Achin District, Afghanistan. The building was previously used as of a jail by the Islamic State of Iraq and Syria – Khorasan (ISIS-K) and was taken by Afghan Commandos nine days prior. Operations are currently underway to remove ISIS fighters from Nangarhar Province in Eastern Afghanistan. (Photo by Andrew Renneisen/Getty Images)

A child and any Asiatic Lion look at each other through a glass at Rome's Zoo, Thursday, March 7, 2024. (Photo by Gregorio Borgia/AP Photo)

The Sunda lemur uses a special membrane to “fly” between trees while on the lookout for food in Java, Indonesia in the last decade of June 2024. (Photo by Dzulfikri/Solent News)

French actress Adele Exarchopoulos poses during a photocall for the film “L'Amour Ouf” (Beating Hearts) at the 77th edition of the Cannes Film Festival in Cannes, southern France, on May 24, 2024. (Photo by Scott A Garfitt/Invision/AP Photo)