A man shakes a wooden disk to keep it on fire during the Schieweschlawe festival in Offwiller, eastern France, Sunday, February 26, 2023. The Schieweschlawe festival is a celtic tradition to drive away evil spirit and celebrates equinox. (Photo by Jean-Francois Badias/AP Photo)

Performers ride on a train before the 40th annual Coney Island Mermaid Parade in the Brooklyn borough of New York, New York, USA, 18 June 2022. The annual event is one of the largest art parades in the country. (Photo by Yuki Iwamura/EPA/EFE)

A mural is seen on a heavily damaged residential building in the frontline town of Avdiivka, Donetsk region on April 25, 2023, amid the Russian invasion of Ukraine. (Photo by Anatolii Stepanov/AFP Photo)

Eugloss dilemma, male, Florida, Biscayne National Monument. (Photo and caption by Sam Droege/USGS Bee Inventory and Monitoring Lab)

Naked activists for animal rights, covered in fake blood, perform during a protest against the use of fur and leather, at Catalunya Square in Barcelona, Spain, December 16, 2018. (Photo by Albert Gea/Reuters)

A leopard seal feeds Paul Nicklen a penguin. (Photo by Paul Nicklen/National Geographic). Antarctic Peninsula, 2011

A sticker is seen at the Rocky Mountain Guns and Ammo store in Parker, Colorado July 24, 2012. The killing of 12 people at a midnight screening of the new Batman movie in the Denver suburb of Aurora may spark a fresh round of soul-searching on America's relationship with guns but few predict any real change in the law. (Photo by Shannon Stapleton/Reuters)

Photochromes are vibrant and nuanced prints hand-coloured from black-and-white negatives. Created using a process pioneered in the 1880s, these images offer a fascinating insight into the world when colour photography was still in its infancy. A Tour of the World in Photochromes is at the Swiss Camera Museum, Vevey, until 21 August. Here: Street food in the Strada del Porto in Naples, Italy, 1899. (Photo by Swiss Camera Museum/The Guardian)