Guests on the terrace of Shepheard's Hotel, Cairo, circa 1940. (Photo by Hulton Archive/Getty Images)

A member of the German wireless police picks up signals on the radio equipment he carries on his back, while his colleague takes notes. (Photo by General Photographic Agency/Getty Images). Circa 1925

A Mark IV tank, part of the parade at the Lord Mayor's Show in London. (Photo by Topical Press Agency/Getty Images). November 1917

A workman takes a siesta on a girder during the building of Radio City, the city of New York spread out below. (Photo by General Photographic Agency/Getty Images). Circa 1933

Ernie Lotinga, looking terrified as a gun is pointed in his face, in a scene from the play “My Wife's Family”, at the Garrick Theatre, London. (Photo by Sasha/Getty Images). 24th February 1941

A group of women wearing dresses representing flags of the Allied powers (left to right: the USA, France, Britain and the Soviet Union) outside the Eglise de la Madeleine on VE Day in Paris, 8th May 1945. (Photo by Keystone/Hulton Archive/Getty Images)

Dana Friedman, a trial lawyer who has spent 6 months of each year growing out his beard for his annual appearance as Santa Claus since 2001, greets children outside wearing masks as a precautionary measure at the Bay Terrace Shopping Center in Queens as the global outbreak of the coronavirus disease (COVID-19) continues, in New York City, U.S., December 6, 2020. (Photo by Caitlin Ochs/Reuters)