An armed man herds his cattle close to the village of Nimini in northern South Sudan, February 8, 2017. In the chaos of South Sudan's civil war, it took three years for Nyagonga Machul to find her lost children. Machul had traveled from her village to the capital when President Salva Kiir, an ethnic Dinka, fired his deputy Riek Machar, a Nuer, in 2013. (Photo by Siegfried Modola/Reuters)

Dhruva Aliman does a back somersault as he dismounts from a slackline on the beach at Santa Monica, California on October 19, 2014. Slackline is a balance sport where a line of webbing is adjusted at different levels of tension between two anchor points and participants (called slackers) perform tricks and stunts including somersaults. (Photo by Mark Ralston/AFP Photo)

A man feeds a seagull during a record low tide in Saint Malo, western France, March 21, 2015. Towns on France's North Atlantic coast braced for their first giant tide of the millennium on Saturday as the full moon and this week's solar eclipse combined to create an ocean surge not seen since 1997. (Photo by Stephane Mahe/Reuters)

A migrant woman pulls a girl out of the water as refugees and migrants arrive on an overcrowded dinghy in rough sea on the Greek island of Lesbos, after crossing a part of the Aegean Sea from the Turkish coast, October 2, 2015. A record number of at least 430,000 refugees and migrants have taken rickety boats across the Mediterranean to Europe this year, 309,000 via Greece, according to International Organization for Migration figures. (Photo by Dimitris Michalakis/Reuters)

A 1964 Amphicar driven by James Spear of Henderson, Nevada is shown on the boat launch after a trip to Hoover Dam during the first Las Vegas Amphicar Swim-in at Lake Mead near Las Vegas, Nevada October 9, 2015. The German-made Amphicar was produced from 1961-1968. (Photo by Steve Marcus/Reuters)

The Soyuz TMA-17M spacecraft carrying the International Space Station (ISS) crew blasts off from the launch pad at the Baikonur cosmodrome, Kazakhstan, July 23, 2015. The Russian rocket carries Russian cosmonaut Oleg Kononenko, U.S. astronaut Kjell Lindgen and Japan astronaut Kimiya Yui. (Photo by Shamil Zhumatov/Reuters)

Afghan boys ride on donkey cart transporting plastic bottles for recycling, on the outskirts of Kabul, Afghanistan, on 16 September 2020. Nearly 19 years after the fall of the Taliban regime and the United States invasion, the Afghan government and insurgents on 12 September, began peace negotiations in Doha. (Photo by Hedayatullah Amid/EPA/EFE)

British singer Rita Ora performs during the 43rd annual Gay and Lesbian Mardi Gras parade at the SCG in Sydney, Australia, 06 March 2021. (Photo by Dan Himbrechts/EPA/EFE)