![German test pilot Markus Scherdel takes off in the solar-powered prototype airplane "Solar Impulse" from the airbase in Payerne, Switzerland, on Wednesday, April 6, 2011 for the first test flight in 2011. Solar Impulse is ultimately aiming for the aviator's dream ... German test pilot Markus Scherdel takes off in the solar-powered prototype airplane "Solar Impulse" from the airbase in Payerne, Switzerland, on Wednesday, April 6, 2011 for the first test flight in 2011. Solar Impulse is ultimately aiming for the aviator's dream ...](https://l450v.alamy.com/450v/2p77rc9/german-test-pilot-markus-scherdel-takes-off-in-the-solar-powered-prototype-airplane-solar-impulse-from-the-airbase-in-payerne-switzerland-on-wednesday-april-6-2011-for-the-first-test-flight-in-2011-solar-impulse-is-ultimately-aiming-for-the-aviators-dream-of-perpetual-flight-and-to-prove-a-point-by-flying-through-the-night-the-propeller-plane-with-a-61-meter-200-foot-wingspan-is-powered-by-four-electric-motors-and-designed-to-fly-day-and-night-by-saving-surplus-energy-from-its-12000-solar-cells-in-high-performance-batteries-ap-photokeystone-dominic-favre-2p77rc9.jpg)
German test pilot Markus Scherdel takes off in the solar-powered prototype airplane "Solar Impulse" from the airbase in Payerne, Switzerland, on Wednesday, April 6, 2011 for the first test flight in 2011. Solar Impulse is ultimately aiming for the aviator's dream ...
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