People on motor bikes celebrate American President Barack Obama's visit to Kenya by holding up a photo, center top, of the president and First Lady Michelle Obama in Kisumu, Kenya, Saturday, July 25, 2015. President Barack Obama heralded Africa as a continent “on the move” Saturday as he opened a U.S.-sponsored business summit in Kenya, the East African nation where he has deep family ties. (Photo by AP Photo)

Russian cosmonaut Alexander Skvortsov, Expedition 40 flight engineer, attired in a Russian Orlan spacesuit, participates in a session of extravehicular activity (EVA) in support of science and maintenance on the International Space Station on August 18, 2014. During the five-hour, 11-minute spacewalk, Skvortsov and cosmonaut Oleg Artemyev (out of frame) deployed a small science satellite, retrieved and installed experiment packages and inspected components on the exterior of the orbital laboratory. (Photo by NASA)

Two Afghan children stand amid piles of garbage next to their home, in Kabul, Afghanistan, Monday, April 18, 2022. (Photo by Ebrahim Noroozi/AP Photo)

Hisao Mitani walks with an African tortoise, which he named Bon-Chan, on the street on September 16, 2022 in Tokyo, Japan. Bon-chan, the 26-year-old tortoise who is cared for by 69-year-old funeral director Mitani, has become an internet sensation after starring in a viral tiktok video that has gained over seven million views since it was released, making both Mitani and Bon-chan tiktok celebrities. (Photo by Tomohiro Ohsumi/Getty Images)

The Canton Tower and skyscrapers are illuminated during a rehearsal for the 2023 Guangzhou International Light Festival on November 20, 2023 in Guangzhou, Guangdong Province of China. The 12th Guangzhou International Light Festival will be held from November 21 to 30. (Photo by Wu Wenjun/VCG via Getty Images)

A model displays henna tattoo designs on her hands during a Henna tattoo competition in Banda Aceh, Indonesia, 07 November 2023. (Photo by Hotli Simanjuntak/EPA/EFE)

A woman inspects artwork by Iranian artist Farrokh Mahdavi during a preview of the National Gallery of Victoria's (NGV) Triennial 2023, an exhibition featuring work by over 120 contemporary artists, designers and collectives, in Melbourne on December 1, 2023. (Photo by William West/AFP Photo)

A man in Yakutsk, the capital of the Sakha Republic (Yakutia) in the Russian Far East on November 23, 2021. Located in Tuimaada Valley on the Lena River, Yakutsk is the largest city in the permafrost zone. On 23 November 2021, the daytime temperature ranged between –35 and –31 degrees Celsius in Yakutsk. On the night between 22 and 23 November, the temperature went down to –37 degrees Celsius. (Photo by Vadim Skryabin/TASS)