According to FamilyFun magazine, Omaha’s Henry Doorly Zoo & Aquarium is not only the number one Zoo in the world but was just named the number one animal attraction in the United States for the second year in a row. Beating out the San Diego and St. Louis Zoo's.

The Omaha zoo has the world's largest nocturnal exhibit and indoor desert, the largest indoor rain forest in North America, and one of the world's largest free-flight aviaries.

Here are the top 10 in the category:

  1. Omaha's Henry Doorly Zoo and Aquarium, Omaha  
  2. St. Louis Zoo, St. Louis, MO 
  3. Monterey Bay Aquarium, Monterey, CA 
  4. Georgia Aquarium, Atlanta, GA
  5. San Diego Zoo, San Diego, CA
  6. Virginia Safari Park, Natural Bridge, VA
  7. Disney's Animal Kingdom, Lake Buena Vista, FL
  8. Cincinnati Zoo & Botanical Garden, Cincinnati, OH
  9. Busch Gardens Tampa, Tampa, FL
  10. Riverbanks Zoo and Garden, Columbia, SC
The results are determined by surveying families traveling with kids ages 3 to 12. Two thousand respondents in four regions — West, Midwest, South and Northeast — were asked to rate more than 460 vacation spots in five categories.