A boy runs past one of the exhibits during the Dinosaurs exhibition in Belgrade, Serbia, Thursday, August 21, 2014. “Dino Park” has opened at Belgrade's Kalemegdan Fortress. (Photo by Darko Vojinovic/AP Photo)

Two young boys kneel on stools on either side of a round table as one uses a match to this the other's cigarette, November 12, 1928. (Photo by FPG/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 dog dressed in a costume takes part in the Pet's Halloween Day parade at Abtao Park in San Isidro, Lima, October 31, 2016. (Photo by Guadalupe Pardo/Reuters)

An initiate sprays out his fan as he enjoys the view from atop his father's shoulders during the ceremony in Mae Hong Son, Thailand, April 2016. (Photo by Claudio Sieber/Barcroft Images)

Fishermen prepare fish from their vessels on the shores of the Gulf of Aden in the city of Bosasso, northern Somalia's breakaway Puntland region December 17, 2016. (Photo by Feisal Omar/Reuters)

View of a light show on the city's iconic Arc de Triomphe monument during the New Year celebration in Paris, France, December 31, 2016. (Photo by Jacky Naegelen/Reuters)

Hungarian pole dancing champion Zsofia Komenda performs during the rehearsal of her unique show on a suspended pole in Budapest's Grand Circus, Hungary, June 17, 2016. (Photo by Laszlo Balogh/Reuters)