There's a perfectly good Saturn V rocket sitting right now at the Rocket Park, NASA Johnson Space Center. Why didn't they just use that? What a waste of money

There's a perfectly good Saturn V rocket sitting right now at the Rocket Park, NASA Johnson Space Center. Why didn't they just use that? What a waste of money. https://spacecenter.org/exhibits-and-experiences/nasa-tram-tour/saturn-v-at-rocket-park/ https://spacecenter.org/exhibits-and-experiences/nasa-tram-t... https://www.youtube.com/watch?v=_aAxALzVJYo https://www.youtube.com/watch?v=_aAxALzVJYo