The Lockheed Martin P-791 – say “Pi-seven-ninety-one” – is a hybrid air vehicle as she is an actual multirole aircraft. She can be an aerostatic, aerodynamic, manned, unmanned, cargo, all-terrain and ISR (Intelligence Surveillance and Reconnaissance) airship as shown in the video below:
Infographic: RIA Novosti courtesy. Click on the picture above to enlarge it.
MD11 Normal Takeoff from Chris Palmer on Vimeo.
Special thanks to this outstanding website: ANGLE OF ATTACK – This takeoff’s two-page MD-11 checklist FREE DOWNLOAD is available if you subscribe here >>>>>