Solar Decathlon 2009 in Photos and Video (Slideshow)

working-national-mall-468.jpg

The 2009 Solar Decathlon has turned the National Mall into a solar village. Get a tour of the houses and hear from the builders and designers in our slideshow.

Solar Decathlon 2009 in Photos and Video (Slideshow)

Solar Decathlon 2009 in Photos and Video (Slideshow)
The 2009 Solar Decathlon has turned the National Mall into a solar village. Get a tour of the houses and hear from the builders and designers in our

Related Content on Treehugger.com