A dog is decorated with bracelets in the city centre in Vienna on Thursday, August 8, 2024. Organizers of three Taylor Swift concerts in the stadium in Vienna this week called them off on Wednesday after officials announced arrests over an apparent plot to launch an attack on an event in the Vienna area such as the concerts. (Photo by Heinz-Peter Bader/AP Photo)

Three children receive “best Christmas present ever” bionic arms in Bristol, England in the second decade of December 2024. Colette Baker, Finley Jarvis and Zoey Pidgeon-Hampton with their new Open Bionics arms. (Photo by Tom Wren/SWNS)

Natalia, 51, a mother of three, serving as a combat medic in the 24th Mechanized Brigade takes part in a field training exercise in an undisclosed location in the eastern region of Ukraine, on March 18, 2025, amid the Russian invasion of Ukraine. (Photo by Roman Pilipey/AFP Photo)

French artist Olivier Grossetête used three enormous helium balloons to float a rope bridge over a lake in Tatton Park, a historic estate in north-west England.

Ginger Stanley performs a grand jete during her solo underwater ballet at Silver Springs, Florida. (Photo by Bruce Mozert/Three Lions/Getty Images). Circa 1956

A three wheeled “cabin” scooter manufactured by German aircraft engineers Messerschmitt & Co at factories in Regensburg. (Photo by Hans Enzwieser/BIPs/Getty Images). 1955

Racing fans soak up the sunshine and dress to impress during Ladies Day at the Aintree Grand National meeting on April 8, 2011 in Aintree, England. Friday is traditionally Ladies day at the three-day meeting of the world famous Grand National, where fashion is as important as the racing.

Three workers demonstrating the different types of gas masks used in mine rescue work. (Photo by Fox Photos/Getty Images). December 1925