Fog lies over the valley where Elmau castle is located, Klais, Germany, Saturday, June 25, 2022. The G7 summit will start on Sunday. (Photo by Michael Probst/AP Photo)





A view shows a block of flats shrouded in fog in the city of Omsk, Russia on December 18, 2021. (Photo by Alexey Malgavko/Reuters)





A man dressed as Santa Claus walks during the annual meeting of the rent-a-Santa Claus service in Berlin, Germany, November 28, 2021. (Photo by Christian Mang/Reuters)





General view of a lineout in the fog during the Heineken Champions Cup match between Glasgow Warriors and Exeter Chiefs at Scotstoun Stadium on December 18, 2021 in Glasgow, Scotland. (Photo by Ian MacNicol/Getty Images)





Traffic signs are pictured on a closed road during the winter in Hofteigur, northern Iceland on February 15, 2022. (Photo by Nacho Doce/Reuters)





Daybreak and low-lying mist surrounds the fields around the ancient man-made mound of Silbury Hill in Wiltshire, UK on what promises to be a warm summer's day on July 8, 2022. (Photo by Lee Thomas/The Times)





A pedestrian walks in a mist-covered park in Ilford, East London, in the morning, Wednesday, 12 January 2022, as the temperature has dropped. (Photo by Akira Suemori/Rex Features/Shutterstock)





The church of St Olha and Elizabeth is shrouded by fog in Lviv, Ukraine on December 16, 2021. (Photo by Mykola Tys/SOPA Images/Rex Features/Shutterstock)





A regional train travels through the outskirts of Frankfurt, Germany, on a misty Thursday morning, April 28, 2022. (Photo by Michael Probst/AP Photo)





Castle rising in the mist on April 14, 2022. Castle Rising is a ruined medieval fortification in the village of Castle Rising, Norfolk, England. It was built soon after 1138 by William d'Aubigny II, who had risen through the ranks of the Anglo-Norman nobility to become the Earl of Arundel. (Photo by Terry Harris/The Times)





A man collects oranges from a tree amid fog during morning hours in Peshawar, Pakistan, January 10, 2022. (Photo by Fayaz Aziz/Reuters)





General view of Band-e Amir National Park in Bamiyan, Afghanistan, December 23, 2021. (Photo by Ali Khara/Reuters)





Fog crawls up to the city of Kronberg near Frankfurt, Germany, Wednesday, March 16, 2022. (Photo by Michael Probst/AP Photo)





Geese fly overhead as the first winter frost blankets the fields in Oudeland van Strijen on December 21, 2021. (Photo by Jeffrey Groeneweg/ANP via AFP Photo)





A man crosses a street in Frankfurt, Germany, on a rainy and foggy Monday morning, December 27, 2021. (Photo by Michael Probst/AP Photo)