Firefighters work to put out flames during a wildfire in Sokcho, South Korea, April 5, 2019. South Korea grappled with the massive blaze that roared through forests and cities along the eastern coast, declaring a national emergency and mobilizing all available resources to bring the inferno under control. (Photo by Yonhap via Reuters)

A grey seal basks under a rainbow on a beach on the Lincolnshire coast, England on November 21, 2017. (Photo by Sean Weekly/Caters News Agency)

In this photo taken in October 1917, provided by Russian State Documentary Film and Photo Archive, a machine gunner looks through a window at his position near the Kremlin in Moscow, Russia. The 1917 Bolshevik Revolution was long before the digital revolution allowed anyone to instantly document events. But the clumsy cameras of the time still caught some images that capture the period's drama. (Photo by Russian State Documentary Film and Photo Archive via AP Photo)

English lingerie and catwalk model and television personality Abbey Clancy seen attending Warner Music Brits after party in London, England on February 22, 2018. (Photo by Hewitt/SilverHub/Rex Features/Shutterstock)

The winners of the Historic Photographer of the Year Awards 2020 from triphistoric.com celebrate the places and cultural sites around the world that offer a window to the history that exists all around us. This year, restricted by Covid, photographers were called on to scour their photographic archive to share their imagery of those places that dominate our past. Here: The Brighton Palace Pier. (Photo by Michael Marsh/Historic Photographer of the Year 2020)

A dancer warms up along 34th Street while waiting to perform during a pre-taping of the Macy's Thanksgiving Day Parade in front of the flagship store in New York, Wednesday, November 25, 2020. (Photo by Mary Altaffer/AP Photo)

Medical staff in Belgrade, Serbia on February 5, 2021. Vaccination of employees in the city's social protection institutions has begun at the Belgrade Fair, who have expressed interest in receiving the Russian Sputnik V vaccine, and according to the city secretary for social protection Natasa Stanisavljevic, about 150 employees in those institutions will receive the vaccine today and tomorrow. (Photo by Zoran Zestic/Tanjug)

A couple takes selfie pictures amid heart shaped decorations setted for Valentine's day, in Bangkok, Thailand on February 14, 2021. (Photo by Mladen Antonov/AFP Photo)