engineer jon batiste loiselet. he feels at home soaring through the clouds.nd unlike most other pilots, he doesn't need to refuel. his glider is powered by the sun and wind. the french inventor has flown several thousands of kilometers this year and he's confident that his technology can one day be used for larger planes. could the future of air travel be powered by mother nature? take a look. ♪ >> it's my dream to travel as far as i want without polluting our planet. and i feel like we're on our way there. it's just wonderful. >> jean-baptiste loiselet has been in the air for five hours and he's covered 220 kilometers today. >> he must be back there. ah, there he is! >> loiselet is on the fifteenth leg of his airborne tour de france. he's landing in graulhet, in the south of the country. the tour is intended to promote his project "wings for the planet." >> what a flight! >> the adventurer and engineer quit his job to focus exclusively on his solar-powered glider. his invention draws curious onlookers wherever he goes. and they want to know how it works. >>