Coloured X-ray of a barn owl. A physicist has used X-ray to create an extraordinary collection of artwork. Arie van't Riets pictures reveal birds, fish, monkeys and flowers in an incredible new light. The 66-year-old, from Bathmen in the Netherlands, began X-raying flowers as a means to teach radiographers and physicians how the machine worked. But after adding a bit of colour to the pictures, the retired medical physicist realised the potential for an exciting new collection of art. (Photo by Arie van't Riet/Barcroft Media)

An aerial view of rock salt collection pool made of tarpaulin, where rock salt is obtained by collecting the natural spring water in the mountains and evaporating the water, in Kozluk District of Batman, Turkiye on August 22, 2022. The production of rock salt, passed down from generation to generation, became the sole source of income for 45 households in the village of Derince, with a population of about 400 of Batman. (Photo by Omer Yasin Ergin/Anadolu Agency via Getty Images)

An Indian boy sells flowers to Hindu devotees of Lord Shiva as they perform rituals after collecting water from the river Ganges during the holy month of Shravan, In Allahabad on July 22, 2019. Shravan is considered the holiest month in the Hindu calendar with many religious festivals and ceremonies. (Photo by Sanjay Kanojia/AFP Photo)

English actress Sophie Turner, from left, American actress Chloe Grace Moretz and Thai-Norwegian actress and model Urassaya Sperbund attend the Louis Vuitton Fall/Winter 2023-2024 ready-to-wear collection presented Monday, March 6, 2023 in Paris. (Photo by Vianney Le Caer/Invision/AP Photo)

Lourdes Leon dares to bare just like her superstar mother Madonna as she stars in a new Dion Lee campaign on August 2, 2023. Stunning Lourdes, also known as Lola, poses in nothing but boots and handbags for the fashion brand's new Cage Chain collection. (Photo by Carlota Guerrero/Dion Lee/The Mega Agency)

An Indian rag picker collects plastic bags at an industrial area on the outskirts of Jammu, India, Tuesday, June 5, 2018. The U.N. says government bans on plastic can be effective in cutting back on waste but poor planning and follow-through have left many such bans ineffective. (Photo by Channi Anand/AP Photo)

German Nazi leader Adolf Hitler (1889 - 1945) enjoys a quiet picnic between meetings, circa 1933. Picture 196 of a series of collectable images published in Germany during the Nazi period, entitled “Deutschland Erwacht” (Germany Awakes). (Photo by Heinrich Hoffmann/Hulton Archive/Getty Images)

A model presents a creation by British designer Christian Cowan at New York Fashion Week Spring 2019 in New York, New York, USA, 08 September 2018. The Spring 2019 collections are presented from 06 to 14 September. (Photo by Alba Vigaray/EPA/EFE)