2. Episode 2

Sir David hears about Sir George Cayley and Percy Pilcher as he looks at the British inventors who played a part in the evolution of flight.

3. Episode 3

Sir David gets behind the controls of a tank as he finds out about the British inventors who gave us some of the most extreme machines on the planet

4. Episode 4

Sir David finds out about the invention of the incandescent light bulb as he learns about the British innovations that have transformed our homes