Experimental solar plane Solar Impulse 2 has made history by crossing the Atlantic without a single drop of fuel.
원문출처 : http://www.cnn.com/2016/06/23/europe/solar-impulse-2-seville-landing-atlantic-crossing/index.html
원문출처 : http://www.cnn.com/2016/06/23/europe/solar-impulse-2-seville-landing-atlantic-crossing/index.html