A worker smokes a cigarette during a break from the maintenance of a ship in the frozen winter boatyard on the Lena River beside Zhatay village, near Yakutsk, Sakha Republic, Russia, on Monday, Feb. 15, 2016. Yakutsk, the capital of Russia's diamond-producing Yakutiya region in eastern Siberia, has a reputation as the world's coldest city. Photographer: Andrey Rudakov/Bloomberg via Getty Images