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

Youths cover their faces with plastic bags while pushing a handcart during rainfall in Peshawar, Pakistan, Sunday, July 12, 2020. (Photo by Muhammad Sajjad/AP Photo)

Winter swimmers dressed in ballet costumes pose for a photo before diving into the icy water, during a snowfall at a park in Shenyang, Liaoning province, China on February 15, 2019. (Photo by Reuters/China Stringer Network)

Willow O'Brien, 5, holds an Irish flag as she poses for pictures, amid the outbreak of the coronavirus disease (COVID-19), on Saint Patrick's Day in Dublin, Ireland, March 17, 2021. (Photo by Clodagh Kilcoyne/Reuters)

Afghans pass a clothing storein Kabul, Afghanistan, Tuesday, October 12, 2021. (Photo by Ahmad Halabisaz/AP Photo)

An actor performs during the show “Paris de Nuit” in Santiago, Chile, 20 September 2016. The show is a combination of cabaret and circus, produced by the Recirquel Contemporary Circus Company from Budapest, and will be performed at the Mapocho Cultural station from 20 to 25 September. (Photo by Mario Ruiz/EPA)

Visitors are seen inside a newly opened bookstore in Chongqing, China on January 29, 2019. Covering an area of 1,400 square meters, the Zhongshuge Bookstore in Chongqing attracts readers with its creative decor. (Photo by Reuters/China Stringer Network)

A photograph taken on November 20, 2021 shows the barberry berries with water drops after a rain in the garden outside Moscow. (Photo by Yuri Kadobnov/AFP Photo)