Visitors view Patricia Piccinini's “The Embrace” artwork during the “You Know Who” exhibition at the Abdulmecit Efendi mansion in Istanbul, Turkey, 27 September 2022. The exhibition, which by the organizers is described as questioning “the representation of the unknown in contemporary art, based on the symbolic world of the supernatural and unknown in the Byzantine period”, is shown from 20 September until 11 December 2022. (Photo by Erdem Sahin/EPA/EFE/Rex Features/Shutterstock)

Actors Timothee Chalamet, Monica Barbaro and Elle Fanning attend a premiere of the film “A Complete Unknown” at Dolby Theatre in Los Angeles, California on December 11, 2024. (Photo by Mario Anzuoni/Reuters)

The “Sarandi” stream, dyed red due to unknown contaminants allege residents, flows into the Río de la Plata on the outskirts of Buenos Aires, Argentina, February 6, 2025. (Photo by Rodrigo Abd/AP Photo)

A man walks past the body of a man after he was shot in the head by unknown assailants during a protest in Port-au-Prince, Haiti, Monday, August 22, 2022. (Photo by Odelyn Joseph/AP Photo)

A chicken is seen next to the body of a woman killed by unknown gunmen at the market in a port area of Manila, Philippines October 28, 2016. Philippine President Rodrigo Duterte's war on drugs and other crimes took he office on June 30 has claimed 4,447 lives, according to official figures made available by police on November 10. (Photo by Damir Sagolj/Reuters)

An alert-looking Maine Coon during the Grand Prix Royal Canin cat exhibition in Moscow, Russia on December 4, 2016. The breed’s origin is unknown, but one legend claims it is descended from cats brought to the US by an English seafarer called Captain Coon. (Photo by Dmitry Serebryakov/TASS)

In this photo taken from video released by the Russian Defense Ministry Press Service on Saturday, February 3, 2024, a Mi-28N “Night Hunter” helicopter gunship of the Russian air force fires rockets at a target at an unknown location in Ukraine. (Photo by Russian Defense Ministry Press Service via AP Photo)

(L–R) Unknown, Alan Jones, Chrissie Hynde, Vivienne Westwood and punk fashion icon Jordan at Kings Road fashion shop «Sеx» run by Westwood and Malcolm McLaren in London, United Kingdom, 1976. (Photo by David Dagley/Rex Features/Shutterstock)