From the IWM Duxford Website:
"IWM Duxford is set within the spacious grounds of the famous former First and Second World War airfield. Lose yourself for a whole day wandering under and around some of the most iconic aircraft in the world and get hands-on with our award-winning interactive exhibitions. IWM Duxford is home to an impressive collection of over two hundred aircraft as well as tanks, military vehicles and boats."