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)

These black-and-white photos are taken from the new book “Armoured Warfare in the First World War 1916 – 1918” by Anthony Tucker-Jones and published by Pen & Sword Military. Here: British troops hitch a ride on a Mark IV after the massed tank fleet spearheading attack at Cambrai on November 20, 1917. (Photo by Anthony Tucker-Jones/Mediadrumworld.com)

Van cat walks in the snow in Yuzuncu Yil University's “cat villa” where they are carefully cared, in Van, Turkiye on January 21, 2022. One of the most important symbols of Van province of Turkiye endangered Van cats are taken under protection at the Van Cat Research and Application Center of Yuzuncu Yil University. They have been the subject of many scientific studies with their unique characteristics. Efforts are continuing to protect the extinction of the Van cat, which is known for its sensuality, friendliness, white silky fur, lion's walk, fluffy tail, different eye colors and fondness for water. (Photo by Ozkan Bilgin/Anadolu Agency via Getty Images)

This photo provided by Red Antler Processing shows the alligator sport hunting team made up of, from left, Tanner White, tag-holder Donald Woods, Will Thomas and Joey Clark as they hoist, with the help of a forklift, the longest alligator officially harvested in Mississippi, Saturday, August 26, 2023, at Red Antler Processing in Yazoo City, Miss. The male alligator weighed 802.5 pounds and measured 14 feet, 3 inches long, and its length broke the state record as the longest alligator ever caught, according to the Mississippi Department of Wildlife, Fisheries and Parks. (Phoot by Shane Smith/Red Antler Processing via AP Photo)

A bullied student with vitiligo is celebrating learning to love her skin by turning it into art making a world map, flowers and even a Van Gogh painting. Ashley Soto, 21, from Orlando in Florida, USA, has found turning her white patches of skin into art has empowered her and helped her to embrace her vitiligo. Here are some of the art pieces Ashleys made to celebrate and embrace her vitiligo from a world map to simply tracing her vitiligo and also Van Goghs Starry Night. (Photo by Ashley Soto/Caters News Agency)

A milk custard bun made to resemble one of the popular Japanese “Kobitos” characters is squeezed during a display for the photographer at Dim Sum Icon restaurant in Hong Kong, China July 25, 2016. A dim sum restaurant in Hong Kong encourages diners to play with their food, and the result will either disgust or delight you. At Dim Sum Icon customers can squeeze a strange creature to poo or vomit on their plate before eating it. Hungry punters poke a hole into the mouth – or the rear – of the dim sum with a chopstick, squeeze it and watch the brown or white cream ooze out. The unique dim sums are made with a face to resemble Japanese Kobitos characters. (Photo by Bobby Yip/Reuters)

In this July 8, 2019, photo, a monkey pulls on the clothes of Saraswati Dangol as she arrives to feed monkeys in the forest near Pashupatinath temple in Kathmandu, Nepal. For the past four years, Dangol has been bringing the bread every day to feed the monkeys. As soon as they see her with her white sack, they gather around her, some patiently waiting for their turn while others less patiently snatching the bread from her hands. Many of Dangol's regulars are elderly, or are mother or baby monkeys who are unable to fight for their share of food in the wild. (Photo by Niranjan Shrestha/AP Photo)

Van cats, relatively large, have a chalky white coat, sometimes with ruddy coloration on the head and hindquarters, and have blue or amber eyes or have heterochromia, are seen at “Cat Villa”, established to protect the cats in Van, Turkey on January 20, 2021. Internationally valid “health certificate” is prepared for Van cats, visited by local and foreign tourists, within a project to protect their generations and increasing their numbers. Health certificates with information such as name, breed, gender, eye color, date of birth, tail feature, color, hearing status and identity are given to people who want to adopt cats. (Photo by Mesut Varol/Anadolu Agency via Getty Images)