1. Pirates of the Caribbean (Disneyland more than Disney World)
2. Big Thunder Mountain Railroad
3. Splash Mountain
4. Primeval Whirl
5. Soarin'
6. Kali River Rapids
7. Toy Story Midway Mania
8. Radiator Springs Racers
9. Peter Pan
10. Haunted Mansion

Man that was hard. I might choose differently on a different day. There are a lot of really close runners up.