A man walks by as tourists take selfies on the French Riviera city of Nice on June 24, 2019, as temperatures soar to 33 degrees Celsius. Forecasters say Europeans will feel sizzling heat this week with temperatures soaring as high as 40 degrees Celsius (104 degrees Fahrenheit) in an “unprecedented” June heatwave hitting much of Western Europe. (Photo by Valery Hache/AFP Photo)

French aircrafts of the Patrouille de France spray colored smoke during a performance on the opening day of the Dubai Airshow in Dubai, United Arab Emirates, Sunday, November 17, 2019. (Photo by Kamran Jebreili/AP Photo)

Standalone picture dated June 7th, 2022 shows Flt Lt Adam O’Hare rehearsing in the iconic Typhoon plane over Lincolnshire yesterday (Tues) as he trains for this summers airshows with vapour trails over the wing. The phenomenon is caused by low pressure areas created on the aircraft's skin and wings as it moves through moist air. As the pressure drops so does the temperature, and if the temperature reaches the saturation point, water vapor is created. (Photo by Claire Hartley/Bav Media)

Serra da Aboboreira Megalithic Set (Meninas do Crasto) on September 24, 2023 in Baiao, Portugal. Since 1978 that Serra da Aboboreira (Aboboreira Mountains) has been the scene of a systematic study of its archeological values, among which are the monuments known as megalithic. These are funerary monuments designing the landscape. These dolmens were constructed with stones (lithos) of medium or large dimensions (mega), which were laid in a, more or less, vertical position. Over these, it was still placed a lid, also of stone. These containers were covered by an artificial mound of earth and stones (dolmen). (Photo by Octavio Passos/Getty Images)

A girl shows off her elaborate outfit at the West Side Hallo Fest, a Halloween festival in Bucharest, Romania, Saturday, October 27, 2023. Tens of thousands streamed last weekend to Bucharest's Angels' Island peninsula for what was the biggest Halloween festival in the Eastern European nation since the fall of Communism. (Photo by Vadim Ghirda/AP Photo)

A soldier makes a “heart hands” gesture from inside a tank during the parade in Washington on June 14, 2025. (Photo by Kevin Mohatt/Reuters)

A woman throws fallen leaves and jumps while posing for a photo at the Bauman garden in Moscow, Russia, Tuesday, October 14, 2025. (Photo by Pavel Bednyakov/AP Photo)

Palestinians fleeing Khan Yunis on the coastal road leading to Rafah further south ride on a donkey-cart with their belongings on January 25, 2024, amid continuing battles between Israel and the Palestinian militant group Hamas. Israel pressed its blistering assault on the Gazan city of Khan Yunis on January 25, with the Palestinian Islamist movement Hamas saying dozens were killed in heavy bombardment and urban combat. (Photo by AFP Photo)