This picture taken on February 23, 2014 shows participants wearing dresses running half-naked in the annual 3.5 km Undie Run held in the Olympic Forest Park smog-covered Beijing. Some 200 participants took part in this event, many of them with gas masks, as dangerous smog blighted swathes of northern China in recent days. (Photo by AFP Photo/STR)

A group of stags charge across a frosty field in Bushy Park, London, leaping in near-perfect formation as the early morning mist hangs low in the second decade of December 2025. (Photo by Max Ellis/The Times)

A full size working replica of the pink limousine used by Parker to chauffeur Lady Penelope in Gerry Anderson's television series “Thunderbirds”, unveiled at Woburn Abbey. United Kingdom, 27th May 1968. (Photo by Jim Gray/Keystone/Getty Images)

In an observance of Epiphany, Russian Orthodox believers swim in an icy pond outside Nizhny Novgorod, Russia. (Photo by Olga “Zwezdochka”)

Clouds gather as walkers pause atop a ridge in Mountain View, California January 7, 2016. (Photo by Noah Berger/Reuters)

Five-year-old Julian Becker and his 165 pound pet Newfoundland Max have been best buds around all their lives. To commemorate the friendship and to keep Julian's father, a Naval officer who is often away, in the loop, Julian's mom Stasha began taking photos. Photo: Hats off (or on) to Julian for sharing his blanket with his good buddy. Not that the furry beast needs it... (Photo by Stasha Becker/Rex Features)

The pugs dressed in Parka jackets in Sonoma County, California. (Photo by Phillip Lauer/Barcroft Media)

Anti government protesters splash water on each other as they celebrate the traditional Songkran new year festival during a protest in Bangkok, Thailand, 13 April 2022. (Photo by Diego Azubel/EPA/EFE)