The blades of a windmill spinning in the wind on a remote outback cattle station in the desert.

The blades of a windmill spinning in the wind on a remote outback cattle station in the desert.The blades of a windmill spinning in the wind on a remote outback cattle station in the desert. Coober Pedy, Wintinna Station, South Australia, Australia

The smaller workers known as ‘minors’ stitching together leaves using the silk produced by their larvae

A Greenland guide assists a tourist to set-up a tent on the windy tundra

Skiddoo tracks cross the snow on the vast barren Ross Ice Shelf

Alpine flowers growing on a mountainside in the Himalaya

A Dainty Green Tree-frog climbing a thin twig at night

A Ghost Gum growing on a desert plateau

A yellow-dyed face paint of a sadhu

Warning flags mark dangerous crevasse on a mountainside

A large swell produces huge waves that smash into a rugged coastline

Plaza de la Ciudadan��a

' Unter den Linden

Sunlight passes through colorful prayer flags hanging between a pair of conifer trees