Swimmers in the Sky Pool, a transparent swimming pool suspended 35 meters above ground between two apartment buildings, during hot weather in Nine Elms, central London on Monday, August 12, 2024. (Photo by James Manning/PA Images via Getty Images)

Models walk the runway wearing designs by OMG Swimwear during Miami Swim Week Powered By Art Hearts Fashion at Fountainbleau Miami Beach on July 08, 2023 in Miami Beach, Florida. (Photo by Jason Koerner/Getty Images)

A sea otter in the Great Bear Rainforest, off the Pacific coast of British Columbia, Canada in the second decade of December 2024, appeared to be enjoying a relaxing swim as it preened its fur, the densest of any mammal. (Photo by Max Waugh/Solent News & Photo Agency)

People swim underwater at Clovelly Beach on December 14, 2023 in Sydney, Australia. A severe heat wave hit Sydney over the weekend, a precursor of hot and dry conditions expected for the rest of the summer which will also bring heightened bushfire risk. The mercury rose to alarming levels again on Thursday. (Photo by Jenny Evans/Getty Images)

Matilda Thurston 10, enjoys a warm day at Hathersage Swimming Pool in Hathersage on April 27, 2025. A mini heatwave is set to hit parts of the UK with temperatures reaching 27 degrees next week. (Photo by Ioannis Alexopoulos/London News Pictures)

Zoi Karangelou of Greece compete in the Women's Solo Technical final on day one of World Aquatics Artistic Swimming World Cup Super Final 2025 at Xi'an Olympic Sports Centre on June 13, 2025 in Xi An, China. (Photo by Lintao Zhang/Getty Images)

“Yokohama Hakkeijima Sea Paradise is an amusement park consisting of an aquarium, shopping mall, hotel, marina and amusement rides. It is located in Kanazawa-ku, Yokohama, Japan. It opened for business on May 8, 1993”. – Wikipedia

Photo: Shoal of sardines and sharks swim in a tank at Yokohama Hakkeijima Sea Paradise on March 19, 2009 in Yokohama, Japan. (Photo by Junko Kimura/Getty Images)

“The finless porpoise (Neophocaena phocaenoides) is one of six porpoise species. In the waters around Japan, at the northern end of its range, it is known as the sunameri. A freshwater population found in the Yangtze River in China is known locally as the jiangzhu or «river pig»”. – Wikipedia

Photo: A newly born Yangtze finless porpoise (top) swims with his mother at the Hydrobiology Institute of the Chinese Academy of Sciences on June 3, 2007 in Wuhan of Hubei Province, China. (Photo by China Photos/Getty Images)