A concept illustration of the world's first forest in the sky, the Bosco Verticale green twin towers currently under construction in Milan, Italy. Towering over the city skyline the world's first forest in the sky will be a sight to behold. With tree equal to one hectare of forest spanning 27 floors these 365 and 260 foot emerald twin towers will be home to an astonishing 730 trees, 5,000 shrubs and 11,000 ground cover plants. (Photo by Boeri Studio)

Artists dressed as Hindu gods reacts to the camera during the Bonalu festival procession in Secunderabad, the twin city of Hyderabad, on July 26, 2021. (Photo by Noah Seelam/AFP Photo)

One of the Siberian tiger twins, born on April 13, 2025, is presented to the press at the Budapest zoo and botanic garden, on June 12, 2025 during their first veterinary examination. (Photo by Attila Kisbenedek/AFP Photo)

A visitor takes in a view of the downtown district from Twin Peaks on Friday, January 9, 2015, in San Francisco. (Photo by Marcio Jose Sanchez/AP Photo)

Sport category, winner: Yuan Peng. Liu Bingqing and Liu Yujie are twin sisters who have studied and trained in gymnastics since their early childhood in Jining, China. (Photo by Yuan Peng/Sony World Photography Awards)

Family Donation by Si Thu Ye Myint (Myanmar, Winner). Myin Twin village in upper Myanmar. (Photo by Si Thu Ye Myint/Sony World Photography)

Cork twins Sibéal and Éimhin Walsh celebrate with their friends, Samuel Palliser Kehoe and Charlotte Herlihy, during the Feis Ceoil Festival in Ireland on March 20, 2023. (Photo by Clare Keogh/The Irish Times)

Argentinian twin dancers Nicolas Filipeli and German Filipeli perform during the Tango Stage final competition at the Tango Dance World Championship in Buenos Aires on August 21, 2019. (Photo by Ronaldo Schemidt/AFP Photo)