A refugee sits in front of a Greek riot police cordon during a protest at the Greek-Macedonian border, near the Greek village of Idomeni, March 1, 2016. (Photo by Alexandros Avramidis/Reuters)

Children play on an uprooted tree along a beach in Mele, Vanuatu that was once lined with vegetation, now largely lost to storms, erosion and other environmental pressures on Saturday, July 19, 2025. (Photo by Annika Hammerschlag/AP Photo)

Children playing on Walled City rooftop in Hong Kong, 1989. The lack of formal governance in the Walled City led to challenges, but it also fostered a unique system of informal social order. (Photo by Greg Girard/The Guardian)

Kimono-clad Japanese young women stand in a train after attending a Coming of Age Day ceremony at Yokohama Arena, in Yokohama, Japan, 13 January 2025. Thousands of participants attended the ceremony of the Coming of Age Day in Yokohama, the day celebrating all those who reached 20 years of age, which is considered adulthood in Japan. (Photo by Franck Robichon/EPA/EFE)

Young Muslim worshippers stand in the rain at the shrine of the 12th-century Sunni cleric Abdul Qadir al-Jilani (Gilani) in Baghdad as people gather to perform the prayers for Eid al-Fitr, which marks the end of the Muslim holy fasting month of Ramadan, as observed locally on March 31, 2025. (Photo by Ahmad Al-Rubaye/AFP Photo)

A pupil arrives on the first day of school at Yas American Academy in Abu Dhabi in the last decade of August 2025. (Photo by Victor Besa/The National)

Children hitch a ride with a passing tram in Dnipro, Ukraine on March 19, 2024. (Photo by Jack Hill/The Times)

Stefania and Mariah play with a hose in South Norwood, United Kingdom on June 1, 2021. (Photo by Joe Plimmer/The Guardian)