This already exists on a giant scale in New Plymouth New Zealand.
<a href="http://www.newplymouthnz.com/VisitingNewPlymouth/Attractions/PublicSculptures/LenLyeWindWand.htm">
http://www.newplymouthnz.com/Visitin...yeWindWand.htm
http://www.google.co.nz/search?q=new...p;ved=0CE4QsAQ<br type="_moz" /></a>