A balloon takes part in the 43rd International Hot Air Balloon Festival in Chateau-d'Oex, Switzerland on January 24, 2023. (Photo by Denis Balibouse/Reuters)
Balloons light up as they are tethered to the ground as they take part in the night glow during the Isle of Wight Balloon Festival at Robin Hill Country Park, Isle of Wight, England on Saturday, May 27, 2023. (Photo by Andrew Matthews/PA Images via Getty Images)
Colorful hot air balloons glide across the Qicai Danxia scenic area in Zhangye City, northwest China's Gansu Province on August 17, 2023. (Photo by Rex Features/Shutterstock)
Balloons take off during the 44th International Hot Air Balloon Festival in Chateau-d'Oex, Switzerland, on January 25, 2024. (Photo by Denis Balibouse/Reuters)
An alien-shaped hot air balloon flies during a mass launch at the annual Bristol International Balloon Fiesta, near Bristol, Britain, on August 8, 2025. (Photo by Toby Melville/Reuters)
Visitors play in front of hot air balloons during the 2016 International Hot Air Balloon Festival in Taitung, southeast of Taiwan, 01 July 2016. Thirty-one hot-air balloon teams from 14 countries join the six days of competition during the festival, which will run from 01 July to 07 August 2016. (Photo by Ritchie B. Tongo/EPA)
A grizzly bear eats a frozen fruits during a hot summer day at Rio de Janeiro's zoo January 13, 2015. According to a local climate institute, temperatures in Rio de Janeiro on Tuesday rose up to 34 degrees Celsius (93.2 degrees Fahrenheit). (Photo by Sergio Moraes/Reuters)
Maksym Demchuk of Ukraine takes part in the FAI World Hot Air Balloon Championship near Gross-Siegharts, Austria on August 20, 2018. (Photo by Heinz-Peter Bader/Reuters)