Riverbanks vying for Best Zoo title

Riverbankz Zoo & Garden is hoping to be named the country’s best zoo in a USA Today poll.

The zoo is currently fourth in USA Today's 10Best Readers' Choice travel award contest. The St. Louis Zoo is in the lead, followed by the Henry Doorly Zoo & Aquarium in Omaha and the Arizona-Sonora Desert Museum. Online votes determine the winner with six days remaining in the contest.

Results will be announced at noon Friday, March 31. Click here to vote.