A hippopotamus is sprayed with water on a hot summer day at Anna National Zoological Park in Chennai, India on April 26, 2017. (Photo by Arun Sankar/AFP Photo)
Indian men sleep in the shadow of an overflowing cloth container of hay, to be used as animal fodder, on a truck on a hot summer day in Ajmer in the western state of Rajasthan on May 30, 2018. (Photo by Shaukat Ahmed/AFP Photo)
American singer Katy Perry shows off her red hot outfit at Billboard Women In Music 2024 held at YouTube Theater on March 6, 2024 in Inglewood, California. (Photo by katyperry/Instagram)
Women wipe the sweat from their faces as they wait for bus on a hot and humid summer day in Mumbai, India, Thursday, May 23, 2024. (Photo by Rafiq Maqbool/AP Photo)
A folk artist shakes iron nets with hot charcoals to create sparks during Huohu (fire pot) performance on December 28, 2024 in Nanjing, Jiangsu Province of China. (Photo by VCG/VCG via Getty Images)
A hot air-balloon flies during the International Lorraine Mondial Air Balloons Festival, in Chambley-Bussieres, eastern France, Friday, July 26, 2013. (Photo by Mathieu Cugnot/AP Photo)
A hot air balloon floats past an almost full rising moon on a warm fall evening near Encinitas, California October 5, 2014. (Photo by Mike Blake/Reuters)
A man plays with his pet goat while taking a bath to cool off in a canal during hot and humid weather in Lahore, Pakistan May 30, 2018. (Photo by Mohsin Raza/Reuters)