A rescue worker holds an injured boy after what activists said were airstrikes carried out by the Russian air force in Idlib city, Syria December 20, 2015. (Photo by Ammar Abdullah/Reuters)
A worker adds gunpowder into paper cylinders to make fireworks at a factory in Bocaue town, Bulacan province, Philippines, December 26, 2015. (Photo by Romeo Ranoco/Reuters)
Fighters of the pro-government Popular Resistance Committees militia carry a cannon as they transport it in parts to Yemen's southwestern war-torn city of Taiz December 26, 2015. (Photo by Reuters/Stringer)
A conductor (C) collects fares from candy floss sellers as they travel in a tram to a marketplace early morning in Kolkata, India, December 23, 2015. (Photo by Rupak De Chowdhuri/Reuters)
A fire engulfs The Address Hotel in downtown Dubai in the United Arab Emirates December 31, 2015. Fire engulfed a luxury building near the world’s tallest skyscraper in Dubai on Thursday as tens of thousands of people were gathering at its base for one of the world’s largest New Year’s fireworks displays. (Photo by Ahmed Jadallah/Reuters)
A colony of penguins gather with the Bark Europa in the background, on March 05, 2015 in South Georgia Island. An adventurer has documented his 5,000 miles journey aboard a 100-year-old ship, sailing from Argentina to Antarctica to Cape Town. (Photo by Andrew Orr/Barcroft Images)
Two Barbary apes at the animal park which city authorities want to close, in Burg Stargard, Germany, 8 September 2015. (Photo by Stefan Sauer/DPA via ZUMA Press)
A model presents a creation from the Gareth Pugh Spring/Summer 2016 collection during London Fashion Week in London, Britain September 19, 2015. (Photo by Suzanne Plunkett/Reuters)