A hot air balloon rises in the sky during the International Hot-Air Balloon festival in Pokhara on December 27, 2024. With Nepal's snowy Himalayan peaks as a backdrop, the sky above Pokhara transformed into a vibrant canvas of colours for the country's first hot-air balloon festival. (Photo by Prakash Mathema/AFP Photo)

An aerial image shows hot air balloons, mostly made from recycled paper and tied with ropes, floating in the air during the annual hot air balloon festival, held since 1950 to celebrate Eid al-Fitr, the Islamic holiday marking the end of Ramadan, in Wonosobo, Central Java, on April 2, 2025. (Photo by Devi Rahman/AFP Photo)

Fire ravages vegetation during the Cerro de los Pinos wildfire on August 04, 2025 in Cáceres, Spain. Firefighters from Cáceres and INFOEX forest firefighters are battling fires, as high temperatures continue to put the Extremadura region at extreme risk of further wildfires. (Photo by Carlos Gil Andreu/Getty Images)

Rays of the misty sunrise swathe Christ Church in the village of Brockham in Surrey, UK on September 29, 2025. Colder temperatures are expected in the early part of the day with mist and fog clearing later in the south. (Photo by Peter Macdiarmid/The Times)

People look at a collection of vintage cars during the Expo Transporte event at the Francisco de Miranda Air Base in Caracas on December 7, 2025. (Photo by Juan Barreto/AFP Photo)

A participant poses with his laptop during the 33rd Chaos Communication Congress on its opening day on December 27, 2016 in Hamburg, Germany. The annual event is bringing together 12,000 computer hackers and activists who will meet over the next four days to share expertise and discuss topics related to the society and the digital world. (Photo by Morris MacMatzen/Getty Images)

“For a bouquet of flowers”. Photographs made ​​in the last hours of the day. A goat is directed by a dangerous way to eat a small bouquet of flowers. Location: España, Barcelona, Montserrat. (Photo and caption by Renato Lopez Baldo/National Geographic Traveler Photo Contest)

ATTENTION! All pictures are presented in high resolution. To see Hi-Res images – just TWICE click on any picture. In other words, click small picture – opens the BIG picture. Click BIG picture – opens VERY BIG picture.

Participants hang from ropes as they learn how to use safety gears at an experience centre for construction safety training in Beijing, September 5, 2014. The centre which opened in June 2014 was established to educate workers about construction safety. According to the centre, about 1,000 construction workers undergo 3-hour classes which comprises of 33 modules every month. (Photo by Kim Kyung-Hoon/Reuters)