The Solar Impulse HB-SIA is a prototype solar powered aircraft. The ultimate goal of the program is to fly a manned purely solar powered aircraft around the world. The Solar Impulse HB-SIA was flown across the United States from San Francisco, California to Dulles airport, just outside of Washington, DC. Bertrand Piccard flew the leg from Cincinnati, Ohio to Dulles. The flight took 14hrs4mins. For more information go to the Solar Impulse website
www.solarimpulse.com/en/
