Below are the top 10 most popular U.S. theme parks based on 2011 attendance figures:

1. Disney’s Magic Kingdom Park – 17.1 million visitors

2. Disneyland – 16.1 million visitors

3. Epcot – 10.8 million visitors

4. Disney’s Animal Kingdom Theme Park – 9.8 million visitors

5. Disney’s Hollywood Studios – 9.7 million visitors

6. Universal’s Islands of Adventure – 7.7 million visitors

7. Disney California Adventure – 6.3 million visitors

8. Universal Studios Florida – 6.0 million visitors

9. SeaWorld Orlando – 5.2 million visitors

10. Universal Studios Hollywood – 5.1 million visitors

Sources: AECOM/Themed Entertainment Association