Jackson should at least be a lurker on these threads...
"Against the Deeping Wall the hosts of Isengard roared like a sea. Orcs and hillmen swarmed about its feet from end to end. Ropes with grappling hooks were hurled back. Hundreds of long ladders were lifted up. Many were cast down in ruin, but many more replaced them, and Orcs sprang up them like apes in the dark forests of the South."
When I see what PJ did with this scene...it looks pretty much how I always imagined it!