British Prime Minister Boris Johnson visits the Pavegen stand, a company that converts footsteps into energy, at the Innovation Zone during the UK-Africa Investment Summit in London, Britain on January 20, 2020. (Photo by Leon Neal/Pool via Reuters)

Nazi dictator Adolf Hitler greets supporters at a May Day gathering in the Olympic Stadium, Berlin. (Photo by Keystone). 1st May 1938

A rail worker fixing a fog warning notice at South Woodford Railway Station in Essex. (Photo by H. F. Davis/Topical Press Agency/Getty Images). 20th October 1938

Participants of the “Lady in red“ procession, marking the day of the Summer Solstice, walk on a promenade of the Yenisei River in Krasnoyarsk, Russia on June 22, 2019. (Photo by Ilya Naymushin/Reuters)

Italian actress Sophia Loren and US actor Marlon Brando at a cinema in Rome on November 11, 1954, where Brando received the Francesco Pasinetti Prize for his performance in the film “On The Waterfront”. (Photo by Keystone/Getty Images)

People walk in the Old City of Damascus, Syria, decorated for the upcoming Christmas holidays, Tuesday, December 14, 2021. (Photo by Omar Sanadiki/AP Photo)

“Custer” the smallest car in the US. (Photo by Topical Press Agency/Getty Images). 1920