A woman and a child play outdoors in Arkhangelsk, Russia, Dec. 14, 2016. With a history of more than 400 years to transport goods to Arctic region, Russia's northern city Arkhangelsk is known as Russia's gateway to the Arctic. (Xinhua/Bai Xueqi)
A woman and a child play outdoors in Arkhangelsk, Russia, Dec. 14, 2016. With a history of more than 400 years to transport goods to Arctic region, Russia's northern city Arkhangelsk is known as Russia's gateway to the Arctic. (Xinhua/Bai Xueqi)