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)

Tourists fly in hot air balloons over the west bank of the Nile River on January 9, 2025 in Luxor, Egypt. Luxor, which contains the historical city of Thebes, capital of ancient Egypt's pharaohs at the height of their power, is full of pharaonic monuments and other antiquities. (Photo by Ahmad Hasaballah/Getty Images)

A woman runs through the early morning mist on Hampstead Heath on September 30, 2011 in London, England. Much of the UK is enjoying a spell of unseasonably hot weather which is expected to last into next week. (Photo by Dan Kitwood/Getty Images)

American artists have drawn criticism after making stunning, intricate sculptures by pouring hot liquid aluminium into anthills.

A girl flies a kite in the afternoon in Dhaka, Bangladesh on August 3, 2022. (Photo by Mohammad Ponir Hossain/Reuters)

A girl goes to school just before sunrise in Frankfurt, Germany, Wednesday, December 11, 2019. (Photo by Michael Probst/AP Photo)

Girls during a class at the Teire Irish dance school in Moscow, Russia on March 15, 2019. (Photo by Sergei Karpukhin/TASS)

A retired man (L) looks toward two girls wearing miniskirts, July 13, 1969 in Nice, France. (Photo by AFP Photo)