A member of the United Arab Emirates armed forces gestures as the first batch of UAE military personnel returns from Yemen in Abu Dhabi, November 7, 2015. (Photo by Reuters/United Arab Emirates News Agency WAM)

These stunning pictures of beautiful Icelandic waterfalls will take your breath away. The mesmerizing shots show the striking waterfalls set against the night sky and the hypnotic green glow of the northern lights, as well as the picturesque Icelandic scenery and stunning sunrises. Here: A mesmerising waterfall in the Icelandic country-side. (Photo by Arnar Kristjansson/Caters News)

A boy looks for scrap metal using an improvised magnetic tool near a construction site in New Delhi, India, March 21, 2016. (Photo by Cathal McNaughton/Reuters)

One of the poor families collecting firewood from the street and the burn to feel some warmth in Aleppo, Syria on August 19, 2016. (Photo by Basem Ayoubi/Imageslive/ZUMA Press/Splash News)

An amazing artist transforms scrap metal into incredible sculptures of insects, birds, fish, and other animals. Edouard Martinet from Brittany, France, creates the sculptures from all manner of salvaged parts and junk, including car and bicycle parts, typewriters, and medical equipment. Photo: An ant by Edouard Martinet. (Photo by Edouard Martiniet/Caters News)

These little grizzly bear cubs had fun making a real splash when their mum took them for a dip to learn how to fish. Kamchatka, Russia. (Photo by Marco Mattiussi/Solent News & Photo Agency)

The Northern Lights glow green in a spectacular light show above a field of trees frozen solid with snow. (Photo by Jaak Sarv/Solent News & Photo Agency)

These horses are pictured in the Khentii province in eastern Mongolia during the Winter Horse Festival – where skillful horsemen gather to challenge the strength of their horses and show off their riding skills. Pictures were taken by Batzaya Choijiljav, a travel company director from Mongolia. Here: The fur of a horse ices up in the –40 cold of Mongolia. (Photo by Batzaya Choijiljav/Caters News)