Students of Kiev's Olympic College perform during a rally in front of the Parliament building in Kiev, Ukraine, 15 September 2020. Students were protesting against the reorganization of the college, at risk of being closed, and the land where it rises which could end up for sale along with the facility's stadium. (Photo by Sergey Dolzhenko/EPA/EFE)

Kourtney Roy makes eerie self-portraits in desolate yet dramatic locations – with wigs and wardrobe straight out of 1950s melodrama. In these shots, from her “Enter as Fiction – California” series, she plays characters caught in desolate, often abandoned settings. (Photo by Kourtney Roy/Galerie Catherine et André Hug/The Guardian)

Beneath the Swedish capital lies an intricate web of underground train lines. More than 90 of the 100 stations in the 110km tunnel system, sometimes referred to as “the world’s longest art gallery”, have been decorated with paintings, installations, mosaics and sculptures by 150 artists since the 1950s. After spending a couple of weeks exploring arctic Norway and Sweden, London-based travel photographer Conor MacNeill headed underground to capture images of the metro stations. Here: A rainbow arcs over a girl on the platform of Stadion station. (Photo by Conor MacNeill/The Observer)

A Student of Yuba Pratibha School, wearing a face shield and masks at school during a coronavirus pandemic in Kathmandu, Nepal, 26 November 2020. The head Teacher of Yuba Pratibha School, Yanga Raj Dahal, started to conduct classes for students, who can’t afford and attend online classes, with strict sanitary regime, providing also free face masks and shields for students. However majority of schools have been conducting online classes in Nepal from 19 March 2020 as part of precautionary measures against the spread of the coronavirus Covid-19. (Photo by Narendra Shrestha/EPA/EFE)

Students from Vida Nueva School present their dinosaur robot built with recycled materials during the annual robotics fair supported by the Bolivian Education Ministry in La Paz, August 10, 2015. (Photo by David Mercado/Reuters)

Dinosaur costumed actors representing Thailand's establishment at a high school student led protest in Bangkok, Thailand on November 21, 2020. (Photo by Matthew Tostevin/Reuters)

Shaolin martial arts students perform Kung Fu suspended on wires in a rehearsal for a live-action night show in Zhengzhou, Henan province, China on April 28, 2018. (Photo by Reuters/China Stringer Network)

A group of teachers and their student use makeshift raft as they cross the street during flood that hit Ranomeeto Barat village in Konawe Selatan, Sulawesi island, Indonesia, July 10, 2018. (Photo by Jojon/Reuters/Antara Foto)