TOP 10 Zoo in USA

http://en.wikipedia.org/wiki/Lion_Country_Safari
http://www.lioncountrysafari.com/
http://www.wrsol.com/usatravelguide/2009/02/top10zoosinamerica/

#10 - Audubon Zoo in New Orleans, Louisiana
#9 - Philadelphia Zoo in Philadelphia, Pennsylvania
#8 - Disney’s Animal Kingdom in Orlando Florida
#7 - Cincinnati Zoo in Cincinnati, Ohio
#6 - Houston Zoo in Houston, Texas
#5 - Fort Worth Zoo in Fort Worth, Texas
#4 - Phoenix Zoo in Phoenix, Arizona

#3 - Lion Country Safari in West Palm Beach, Florida
#2 - San Diego Zoo in San Diego, California
#1 - Columbus Zoo in Columbus, Ohio