<http://schema.org/about>
"In Australia, WTWD is 7 October. (In the US it's on April Fools day - nice choice!) The Pedestrian Council down here have several aims for promoting the day. These include: better physical, mental &amp; social health, reduction in car-dependency, improved"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/cars/walk-to-work-day.html>