Challenger Bulgarian heavyweight boxer Kubrat Pulev (R) lies in the ring after being knocked down by Ukrainian WBA, WBO, IBO and IBF heavyweight boxing world champion Vladimir Klitschko (L), who celebrates with his brother Vitali (2nd L), as referee Tony Weeks checks on him after their title fight in Hamburg, November 15, 2014. World heavyweight champion Vladimir Klitschko knocked out Bulgarian challenger Kubrat Pulev with a fierce left hook in the fifth round on Saturday to retain his IBF title and end his opponent's unbeaten record. (Photo by Fabian Bimmer/Reuters)

Miss USA, Olivia Culpo, appears on stage during the Miss Universe Pageant at Planet Hollywood in Las Vegas, Nevada on December 19, 2012. Olivia Culpo was crowned Miss Universe 2012, beating out beauties from around the world to claim the coveted title. The title of first runner-up title went to the contestant from the Philippines, Janine Tugonon. (Photo by Joe Klamar/AFP Photo)

Yakutsk, with a population of around 270,000, holds its own title: that of the coldest city on Earth. Here: Frost-encrusted house in the city centre. (Photo by Amos Chapple/Courtesy Images/RFE/RL)

Performing arts titled “Solitude of Silences” by Gimhongsok is staged at Art Basel in Hong Kong, China on March 23, 2023. (Photo by Tyrone Siu/Reuters)

The comet Neowise, or C/2020 F3, is seen in the evening sky above the artwork titled: “Seven Magic Mountains” by artist Ugo Rondinone, Thursday, July 16, 2020, near Jean, Nev., south of Las Vegas. (Photo by John Locher/AP Photo)

A person looks at a giant sculpture depicting the funerary mask of the pharaoh Tutankhamun, titled “A Meal Fit for a King” and created by Microdesk, Inc. made out of 8,300 cans of tuna which will be donated to local food banks as part of the Canstruction exhibition in Manhattan, New York City, U.S., November 11, 2022. (Photo by Andrew Kelly/Reuters)

A man wearing an illuminated atmospheric diving suit as part of an installation titled “What Lies Beneath” looks at members of the public during the Vivid Sydney festival of light and sound in Sydney, Australia, May 26, 2017. (Photo by Steven Saphore/Reuters)

Children walk amid a mirror installation titled “Sea of Mirrors”, featuring digital images of fish in the ocean during a preview tour the day before the show's public opening at the AquaRio aquarium in Rio de Janeiro, Brazil, Wednesday, June 14, 2023. (Photo by Silvia Izquierdo/AP Photo)