These are the dunes of the Namib Desert, taken by Korea's Kompstat-2 satellite. The blue and white area is the dried riverbed of the Tsauchab river. (Photo by The European Space Agency)

North Korean youngsters sing and play accordions to entertain foreign visitors including United Nations Secretary General Kurt Waldheim, who visited Pyongyang, May 4, 1979. Visitors report music education in North Korea begins at an early age and is taken seriously by children and adults. (Photo by Peter Arnett/AP Photo)

People enjoying the races on a wet day at Chester Racecourse on May 12, 2017 in Chester, England. (Photo by Alan Crowhurst/Getty Images)

This aerial picture taken on the night of November 12, 2018 shows traffic on an elevated intersection in downtown Shanghai, China. (Photo by Johannes Eisele/AFP Photo)

Boys play with water as they celebrate Myanmar's New Year Water Festival of Thingyan in Yangon, April 13, 2016. (Photo by Soe Zeya Tun/Reuters)

A resident jumps as he watches strong waves crash into shore as an effect of Typhoon Hagupit in Legazpi, Albay province, eastern Philippines on Sunday, December 7, 2014. Typhoon Hagupit knocked out power in entire coastal provinces, mowed down trees and sent more than 650,000 people into shelters before it weakened Sunday, sparing the central Philippines a repetition of unprecedented devastation by last year's storm. (Photo by Aaron Favila/AP Photo)

Members of the media take pictures of the pre-Inca “Mummy of Cajamarquilla”, which is presumed to be between 800 and 1200 years old, in Lima, Peru December 7, 2021. The “Mummy of Cajamarquilla” found by archaeologists from San Marcos inside a burial chamber of about three meters long and a depth of 1.40 meters in the Cajamarquilla archaeological site, east of Lima. (Photo by Sebastian Castaneda/Reuters)

Vladimir Mogilnikov, 62, washes his hands in a communal washing room in a dormitory for the workers of Proletarka textile factory in the town of Tver, 200 kilometres north-west from Moscow on August 8, 2020. (Photo by Andrey Borodulin/AFP Photo)