An American soldier walks ahead of an MKIV (Mark IV) British-made tank, circa 1918. (Photo by Hulton Archive/Getty Images)

A woman walks past a stall at a market in Banjul, Gambia December 15, 2016. (Photo by Afolabi Sotunde/Reuters)

Palestinians walk on a road during a power cut in Beit Lahiya in the northern Gaza Strip January 11, 2017. (Photo by Mohammed Salem/Reuters)

Women walk on a sidewalk in northern Tehran, Iran, Thursday, January 9, 2020. (Photo by Vahid Salemi/AP Photo)

A woman walks while carrying pineapples on her head on a street in Kampala, Uganda on January 12, 2021. (Photo by Baz Ratner/Reuters)

A woman walks past a mural amid the outbreak of the coronavirus disease (COVID-19) in Manchester, Britain, January 4, 2021. (Photo by Phil Noble/Reuters)

A mahout walks a tusker along a busy road in Colombo, Sri Lanka on January 19, 2021. (Photo by Dinuka Liyanawatte/Reuters)

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)