A couple walk in the Retiro park in Madrid on November 17, 2020 as a thick fog falls on the Spanish capital. (Photo by Gabriel Bouys/AFP Photo)

An extreme Vespa enthusiast rides his bike after attending weekend festival for extreme Vespas in Semarang, Central Java, Indonesia, July 22, 2018. Every year, Indonesians from teens and granddads, to mechanics and students, gather in eastern Java to celebrate their love of the iconic Italian Vespa scooter. (Photo by Darren Whiteside/Reuters)

A general view of the Drax Power Station, illuminated in the colours of the Ukrainian flag, in North Yorkshire, Britain on April 1, 2022. (Photo by Lee Smith/Reuters)

Planes land in fog at Heathrow Airport, west London on January 4, 2014, as heavy fog covers a many parts of the south east. (Photo by Steve Parsons/PA Images via Getty Images)

Models present creations by designer Olivier Rousteing as part of his Spring-Summer 2023 ready-to-wear collection show for fashion house Balmain during Paris Fashion Week in Paris, France on September 28, 2022. (Photo by Johanna Geron/Reuters)

J.T. Miller #9 of the Vancouver Canucks scores a goal on Alex Nedeljkovic #39 of the Pittsburgh Penguins during the second period of their NHL game at Rogers Arena on October 26, 2024 in Vancouver, British Columbia, Canada. (Photo by Derek Cain/Getty Images)

The Rio Tinto river in Spain crosses an ancient mining site which makes the water turn a variety of bright colours. Copper, silver and gold are mined here, as well as iron, which turns the water red. An ochre mix is responsible for the yellow tint of the rest of the river. (Photo by Olivier Jarry-Lancombe/Solent News)

A firefighter is seen next to flames while working to extinguish a wildfire burning in Gondomar, northern Portugal on July 29, 2025. Almost 2,000 firefighters battled on July 29, 2025 to contain forest blazes across Portugal that have led to almost the whole country being put on high alert for fires. Ten major fires blazed with two in the north and three in the centre of the country causing most concern. (Photo by Carlos Costa/AFP Photo)