Syrian refugee girl Nur El-Huda, 9, shows a drawing of her home in Syria, in her classroom in Yayladagi refugee camp in Hatay province near the Turkish-Syrian border, Turkey, December 16, 2015. Syria's conflict has left hundreds of thousands dead, pushed millions more into exile, and had a profound effect on children who lost their homes or got caught up in the bloodletting. The drawings of young refugees living in Turkey show their memories of home and hopes for its future. The pictures also point to the mental scars borne by 2.3 million Syrian refugees living in Turkey, more than half of them children. (Photo by Umit Bektas/Reuters)

People walk under stands with balloons placed along the former Berlin Wall location at Mauerpark, which will be used in the installation “Lichtgrenze” (Border of Light) in Berlin November 7, 2014. A part of the inner city of Berlin will be temporarily divided from November 7 to 9, with a light installation featuring 8000 luminous white balloons to commemorate the 25th anniversary of the fall of the Berlin Wall. (Photo by Pawel Kopczynski/Reuters)

In this Tuesday, July 29, 2014, photo, Syrian refugee Samah, 5, poses for a picture at Zaatari refugee camp, near the Syrian border, in Mafraq, Jordan. More than 2.8 million Syrian children inside and outside the country – nearly half the school-aged population – cannot get an education because of the devastation from the civil war, according to the U.N. children's agency, UNICEF. That number is likely higher, as UNICEF can't count the children whose parents didn't register with the United Nations refugee agency. (Photo by Muhammed Muheisen/AP Photo)

An aerial view of sinkholes (obruk), caused by some form of collapse of the surface layer, in Konya, Turkiye on September 17, 2024. Many sinkholes are observed in the fields of Eseli Plateau located within the borders of Resadiye Neighborhood in the north-west of Karapinar district, where sinkhole formation has increased rapidly in recent years. (Photo by Serhat Cetinkaya/Anadolu via Getty Images)

View of the visitor walkway at the Iguazu Falls, which was destroyed by the strong current of the river on the triple border between Brazil, Argentina and Paraguay, on October 30, 2023. The Falls are flowing at over 24 million liters of water per second, according to hydrological monitoring by Companhia Paranaense de Energia (Copel). This is the second highest flow since 1997, when monitoring became automatic and was measured hourly. (Photo by Christian Rizzi/AFP Photo)

Drivers merge onto expressway lanes after passing through the Wuzhuang toll station at Chuzhou, in China's eastern Anhui province, as they make their way back home on the second-to-last day of an eight-day National Day holiday on October 7, 2025. The Wuzhuang toll station, located on the border between Anhui and Jiangsu provinces, is China's largest expressway toll station, with a total of 36 lanes. (Photo by AFP Photo/China Stringer Network)

During the spring harvest season, a group of traditional Malaysian honey hunters travel to the rainforest near the Thai border to collect honeycombs from giant bees – and risk their lives climbing 200ft trees. Here: Bees are sensitive to light, which makes them follow the glowing embers down to the ground. (Photo by Hasnoor Hussain/The Guardian)