Dancers at the Windmill Theatre in London, England practice a routine wearing gas masks and hard-hats with their costumes, 1940. (Photo by Hulton Archive/Getty Images)

Britain Horse Racing, Royal Ascot, Ascot Racecourse on June 16, 2016. Ladies Day Racegoers wear hats. (Photo by Toby Melville/Reuters)

People wearing mushroom hats stand in front of the Washington Monument in Washington, D.C., U.S., May 14, 2021. (Photo by Andrew Kelly/Reuters)

A Manchester City fan attends the trophy ceremony after the end of the Soccer Club World Cup final match between Manchester City FC and Fluminense FC at King Abdullah Sports City Stadium in Jeddah, Saudi Arabia, Friday, December 22, 2023. Manchester City won 4-0. (Photo by Manu Fernandez/AP Photo)