[QUOTE=Jim727;3575540] I'm not easily impressed, but when I stood at the business end of those 5 F1 engines I was completely dumbfounded. Magnificent.
QUOTE]
Oh yes they are big alright.. I know not quite sure, but I believe it is 14 ft. in diameter. And to think there are still SEVEN more engines after this stage that have to work perfectly. Jeez....