21 Planes From Scratch | National Geographic

http://channel.nationalgeographic.com/channel/mad-scientists/ ➡ Subscribe: http://bit.ly/NatGeoSubscribe About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible. Get More National Geographic: Official Site: http://bit.ly/NatGeoOfficialSite Facebook: http://bit.ly/FBNatGeo Twitter: http://bit.ly/NatGeoTwitter Instagram: http://bit.ly/NatGeoInsta Meet a mechanical engineer who's built 21 — yes, 21 — airplanes with his own two hands. 21 Planes From Scratch | National Geographic https://youtu.be/NZbEzW_URao National Geographic https://www.youtube.com/natgeo