In this episode of Richard Hammond's Engineering Connections Richard sets out on a quest to find the amazing engineering connections behind the Airbus A380, the largest passenger airliner in history. His journey reveals that this state-of-the-art aircraft owes as much to weapons of war, Mother Nature and household objects as it does to high technology. He discovers that a bicycle pump, a 19th-century rocket, an ancient Mongolian bow and an eagle's wing are all hidden in its secret DNA. Richard Hammond's Engineering Connections is a documentary series broadcast on the National Geographic Channel. It is presented by Richard Hammond, and looks at how engineers and designers use historic inventions and clues from the natural world in ingenious ways to develop new buildings and machines. Note: This video is owned by National Geographic, credit to them for this great documentary.