The USAF Hanger at Duxford is a very impressive new Hanger, filled with a massive B52, which dwarfs everything else in there. Scattered around, above and below it therer are lots of interesting Aircraft
Blackbird
A memorial from the twin towers
B25 Mitchell
I can't remember what the defender was doing in the USAF Hanger, but seem to remember it was a bit battered
Mustang flying top cover to a Flying Fortress
B24 Liberator