Solar Impulse aircraft sits on the Runway at Moffett Field before the the first leg of its 2013 Across America Mission in Mountain View

 
Solar Impulse aircraft sits on the Runway at Moffett Field before the the first leg of its 2013 Across America Mission in Mountain View
Solar Impulse aircraft sits on the Runway at Moffett Field before the the first leg of its 2013 Across America Mission in Mountain View, California May 3, 2013. REUTERS/Stephen Lam