Columbus Zoo and Aquarium

The Columbus Zoo and Aquarium is a zoo in Ohio, United States. It is one of the largest zoos in the world in terms of area (580 acres or 230 hectares) and species of animals (about 790). The zoo is located north of Columbus, in Powell, Ohio. There are about 10,000 individual animals in the zoo. References The Top Ten Largest Zoos in the World Archived 2013-09-26 at the Wayback Machine