Capybaras bathe in the hot spring water at the Saitama Children's zoo in Higashi Matsuyama city, Saitama prefecture on December 25, 2013. 13 capybaras in the zoo, originally from South America, enjoyed the hot spring water. (Photo by Toshifumi Kitamura/AFP Photo)

A Capybara bathes in the hot spring water at the Saitama Children's zoo in Higashi Matsuyama city, Saitama prefecture on December 21, 2014. Seven capybaras in the zoo, originally from South America, enjoyed the hot spring water on the chilly winter day in Japan. (Photo by Toshifumi Kitamura/AFP Photo)

Pakistani youths cool off in a stream during hot weather on the outskirts of Islamabad on April 29, 2016. Pakistan's Meteorological Department has forecast hot and dry weather in most parts of the country with the highest temperatures recorded at 41 celsius in the southern Sindh province. (Photo by Aamir Qureshi/AFP Photo)

American television personality Dolores Catania in the first decade of February 2024 gets the “hot gossip” in a staged photo. (Photo by dolorescatania/Instagram)

Kokeshi dolls these traditional wooden figurines were said to have been originally made as souvenirs to sell to people visiting the local hot springs in Northern Japan. Although there are about 10 different styles, each doll is made with an enlarged head and cylindrical body with no arms or legs.

Painted by Kyle Lambert. The world's most realistic finger painting. Using only a finger, an iPad Air and the app Procreate, artist Kyle Lambert has painted a photorealistic portrait of actor Morgan Freeman.

A man pours water on his camel on a hot summer day in Ahmedabad, India, May 18, 2017. (Photo by Amit Dave/Reuters)

A mahout bathes his elephant in the river Sabarmati on a hot summer day in Ahmedabad, India May 21, 2017. (Photo by Amit Dave/Reuters)