India: A sweeper cleans the side of a road near a replica of the Eiffel Tower amid heavy fog in the early morning in the northern Indian city of Chandigarh January 18, 2010. (Photo by Ajay Verma/Reuters)

A rail worker fixing a fog warning notice at South Woodford Railway Station in Essex. (Photo by H. F. Davis/Topical Press Agency/Getty Images). 20th October 1938

The sun rises through the thick fog that covers the city of Frankfurt, Germany, Friday, November 12, 2021. (Photo by Michael Probst/AP Photo)

The British Wildlife Photography Awards winners have been revealed, with Lee Acaster from Suffolk taking home the top prize for his shot of a Graylag Goose in London. Acaster, who received £5,000, photographed the animal against an ominous London skyline, with The Shard clearly visible in the background. Here: “Urban Tourist (Graylag Goose)”. Urban category and overall winner. (Photo by Lee Acaster/British Wildlife Photography Awards 2014)

“Winter shapes, Moscow river”. Moscow river at this part is never covered by ice. When the temperature is very low it's possible to see a strong fog. Morning light and pipes of the oli factory creates a fantastic landscape. Photo location: Moscow, Russia. (Photo and caption by Sergey Rumyantsev/National Geographic Photo Contest)

A building emerges from the early morning fog in Belvedere farm in San Quirico d'Orcia, Tuscany, Italy. The beautiful pictures were taken by Alberto Di Donato who has a huge passion for the Tuscan landscape and is inspired by the Renaissance artists who painted the same landscapes. (Photo by Alberto Di Donato/HotSpotMedia)

Aerial photo taken on April 20, 2018 shows the view of advection fog above Qingdao, a coastal city in east China' s Shandong Province. (Photo by Lu Hui/Xinhua News Agency/Eyevine)

Fire blows from a fogging machine as a worker sprays fumigation vapour to stem the spread of dengue virus along a street in Peshawar, Pakistan, October 18, 2021. (Photo by Fayaz Aziz/Reuters)