Antonina, 9, looks through a shrapnel-broken window after an online lesson on the first school day at her home in the village of Pokrovske, on September 1, 2022, amid Russian invasion of Ukraine. In Pokrovske, a tiny village of 24 people in the Mykolayev region of southern Ukraine, nine-year-old Antonina Sidorenko started school to the steady sound of cannons in this town near the front line. (Photo by Dimitar Dilkoff/AFP Photo)

A novice monk holds a book during an inauguration ceremony at Jogye temple in Seoul, May 11, 2015. Ten children on Monday were given the opportunity to experience life as Buddhist monks by staying at the temple until Buddha's birthday in two weeks. The writing on the book reads, “Novice Monk Prayer”. (Photo by Thomas Peter/Reuters)

This young boy wrestled with his emotions at the National Children’s Sumo ­Tournament in Tokyo on July 30, 2012. (Photo by AP Photo/LaPresse)

Two children jumping through a water hydrant's shower on a New York street. They have come from a neighbouring co-educational playgroup organised by the city's Police Department. (Photo by Orlando/Getty Images). 1950

An elephant enjoys its back being scrubbed by the keeper on March 1, 1950. (Photo by Fox Photos/Getty Images)

A new monorail service in Houston, Texas, ready for its inaugural service. (Photo by Evans/Three Lions/Getty Images). Circa 1950

Battle-weary American troops withdraw from Yong San in Korea. (Photo by Keystone/Getty Images). 1950