A Citroen Aircross concept car is pictured during the media day at the Frankfurt Motor Show (IAA) in Frankfurt, Germany, September 15, 2015. The car show runs through September 27. (Photo by Kai Pfaffenbach/Reuters)

Harris & Ewing Inc. photographed people, events, and architecture, particularly in Washington, D.C., during the period 1905-1945. Photo: Tests of Curtiss Palne for Army, Single Control. Created by Harris & Ewing. Published in 1912.

A mahout sits between elephants which are participating in festivities marking the annual harvest festival of Onam at a temple on the outskirts of Kochi, India, September 11, 2019. (Photo by Sivaram V/Reuters)

A mannequin stands in a textile factory in Madrid, Spain May 19, 2014. (Photo by Andrea Comas/Reuters)

A woman wearing a protection face mask walks past a mural of a dog in Shanghai, China, 03 September 2020. Daily life in Shanghai is returning to normal while many people still wear protection masks on the street, which are still mandatory in many shopping malls and other public places. (Photo by Alex Plavevski/EPA/EFE)

WrestlerTeddy Sheedi (L) fights his opponent during the traditional Sindhi Malakhra wrestling in Karachi, Pakistan, 13 December 2020. A Malakhra match begins with both wrestlers tying a twisted cloth around the opponent's waist. Each one then holds onto the opponent's waistcloth and tries to throw him to the ground. (Photo by Shahzaib Akber/EPA/EFE)

A woman reacts as she receives a dose of the COVISHIELD vaccine against the coronavirus disease (COVID-19), manufactured by Serum Institute of India, at a vaccination centre in Ahmedabad, India, December 27, 2021. (Photo by Amit Dave/Reuters)

Russian model Irina Shayk encourages fans to find their own unicorn in the second decade of April 2022. (Photo by irinashayk/Instagram)