A reveller takes part in an annual block party known as “Ceu na Terra” (Heaven on Earth), one of the many carnival parties to take place in the neighbourhoods of Rio de Janeiro, January 30, 2016. (Photo by Pilar Olivares/Reuters)

An Indian soldier from the international peace keeping force (IPKF) instructs young Sri Lankan recruits in shooting, part of the training given to the citizen's volunteer force in the North-Eastern Sri Lankan city of Batticaloa, September 28, 1989. (Photo by Barbara Walton/AP Photo)

A girl looks out from the window of a “La Sabana” tourist train in La Caro March 1, 2015. The “La Sabana” tourist train that runs through the capital was founded by Eduardo Rodriguez, a railway engineer. Rodriguez has worked on Colombia's railway system his whole life and now, with an air of nostalgia, transports thousands of tourists in renovated steam locomotives that he fixes in Bogota's Central Station which dates back to 1913. (Photo by Jose Miguel Gomez/Reuters)

British model Jean Shrimpton at London Airport (now Heathrow), 5th June 1967. (Photo by Dove/Express/Getty Images)

A girl walks past a destroyed mosque in the town of Mararaba, after the Nigerian military recaptured it from Boko Haram, in Adamawa state May 10, 2015. (Photo by Akintunde Akinleye/Reuters)

Former Soviet President Mikhail Gorbachev as he bids the last farewell to his wife Raisa Gorbacheva during the funeral ceremony in Moscow, Russia, 23 September 1999 (reissued 30 August 2022). According to a Moscow Central Clinical Hospital statement, former Soviet president Mikhail Gorbachev has died at the age of 91. As a supporter of the de-Stalinization programs of his predecessor Nikita Khrushchev, Gorbachev initiated numerous reforms during his tenure. He signed a nuclear arms treaty with the United States and withdrew the Soviet Union from the Soviet-Afghan war. His policies created freedom of speech and press, and decentralized fiscal policy planning and execution to increase efficiency. Gorbachev was the last leader of the Soviet Union, overseeing Russia’s transition from one party rule to fragile democracy. (Photo by Sergey Chirikov/EPA/EFE)

A pair of Easter bunnies socialise in the sunshine on April 4, 2021 in Brighton, United Kingdom. Earlier this week, the UK government eased rules on socialising, permitting groups of six people (or more if limited to two households) to meet outdoors. The latest lockdown measures were imposed at the end of last year to curb a surge in Covid-19 cases. (Photo by David McHugh/Brighton Pictures)

Stray dogs stand on tombs in Diamond Hill cemetery in Hong Kong, China, 04 April 2017. According to the lunar calendar, the Qingming Festival is observed on 04 April . The Qingming Festival, also known as Tomb-Sweeping Day, is marked by Chinese people by going to the cemetery to cleaning up tombs, bring flowers, and making offerings to their ancestors. (Photo by Jerome Favre/EPA)