Crowds abandon their browsing to step onto the sand and watch the sky light up in blistering reds and oranges.

BBC: Driving Australia��s desolate Stuart Highway

Explore: Tiny Point Arena isn't exactly booming, but nearby are sand dunes, pocket beaches, the Point Arena Light Station, and the great Pinots of Anderson Valley.

CNN: 10 dazzling hideaways by the sea

Urine is filtered through sand, and the resulting fluid is sterilised with ultraviolet light.

ECONOMIST: Monitor: Flushed with pride | The

The light is powered by a simple weighted bag, be it sand, rock, or earth, or anything weighing approximately 20 pounds.

FORBES: A $5 Lamp Can Change The World - GravityLight

Paul was calling to check my interest in an assignment: predict the future of customer service in light of Gen Y and social media and then, draw a line in the sand in the form of the date by which this new service model should be in place.

FORBES: Missing: Gen Y