These pictures capture a breath-taking waterfall falling through crystal clear ice caves. British photographer discovered these hidden undulating caverns of ice that appear temporarily at the edge of glaciers.
Beijing's coalmen are busiest when the temperature drops below freezing. Zhang Wenling and Qiao Fengtian transport the fossil fuel from a coal plant outside the southeastern Third Ring Road to the city's central business district.
Visitors take pictures of a hot-air balloon in the shape of SpongeBob SquarePants during the 12th International Hot-Air Balloon Festival at the Metropolitano park in Leon, in the Mexican state of Guanajuato.