Participants pose as they take part in a bodybuilding and fitness event named “China Fit”, in Beijing, China, June 15, 2016. (Photo by Reuters/Stringer)

Workers carry sacks of tea leaves at a tea estate in Nagaon district in the northeastern state of Assam, India, August 22, 2016. (Photo by Reuters/Stringer)

In this photo taken on Sunday, September 4, 2016, a Kyrgyz boy holds a golden eagle during the second World Nomad Games at Issyk Kul lake in Cholpon-Ata, Kyrgyzstan. The Games, which opened on Saturday on a picturesque mountain plain in eastern Kyrgyzstan, bring together athletes from 40 countries including Russia and the United States where nomadic traditions are strong. (Photo by Vladimir Voronin/AP Photo)

In this September 1, 2016 photo, 90-year-old street vendor Antonio Bauza waits for tourists to sell his bananas, next to the village church in Remedios, Cuba. With the arrival of the first commercial flights from the U.S. to Cuba in more than 50 years, the Cuban government is welcoming the wave of new visitors and struggling to update infrastructure that's already overwhelmed. (Photo by Ramon Espinosa/AP Photo)

Performers take part in a rain soaked Notting Hill Carnival on August 25th, 2014 in London, England. Despite the bad weather over 1 million visitors are expected to attend the two-day event which is the largest of its kind in Europe. The event has taken place on the West London streets every August Bank Holiday weekend since 1964. (Photo by Mary Turner/Getty Images)

Some 1,250 students from the Assumption College flip their cards to form an image of Thailand's late King Bhumibol Adulyadej, in his honour, in Bangkok, Thailand, October 28, 2016. (Photo by Athit Perawongmetha/Reuters)

A woman from a group called “Las Patronas” (The bosses), a charitable organization that feeds Central American immigrants who travel atop a freight train known as “La Bestia”, passes food and water to immigrants on their way to the border with the United States, at Amatlan de los Reyes, in Veracruz state, Mexico October 22, 2016. (Photo by Daniel Becerril/Reuters)

People stroll alongside one of the hills of the Tio Pio park in Madrid, Monday, January 25, 2016. The park is a high viewpoint frequented mostly by locals due to its view of the Spanish capital skyline. (Photo by Francisco Seco/AP Photo)