Festival fans providing the power.
This weekend is the Green Man Festival in the Black Mountains of Wales and one of the most intriguing areas of this festival is Einstein’s Garden where music, technology, and awesomness collide. Ride your heart out and help power an offbeat music performance. Learn if gorillas are stronger than air. See contact microphones turn any object into a musical instrutment. The list goes on and on over at Einstein’s Garden.

