A Polish Army tank takes part in the NATO Noble Jump exercise on a training range near Swietoszow Zagan, Poland, Thursday, June 18, 2015. (AP Photo/Alik Keplicz)
People walk past a man preaching along a train track in Ikeja district in Nigeria's commercial capital Lagos April 12, 2016. (Photo by Akintunde Akinleye/Reuters)
Two holidaymakers amuse themselves with a porter's trolley whilst waiting for their train at Euston Station, London, 5th August 1939. (Photo by A. J. O'Brien/Fox Photos/Getty Images)
A Kenyan acrobatic member of the Mighty Jambo Circus Academy performs a stunt during their training routine at the academy in Nairobi, Kenya, 13 January 2021. (Photo by Daniel Irungu/EPA/EFE)
Military volunteers and civilians take a shooting training at a range in Rostov region on November 11, 2022, amid the ongoing Russian military action in Ukraine. (Photo by AFP Photo/Stringer)
Members of contemporary circus group perform inside the subway train, amid the energy crisis in Prague, Czech Republic on March 2, 2023. (Photo by David W. Cerny/Reuters)