Mentioned by The Crazy Tourist
15 Best Things to Do in Chester (Cheshire, England
"One of the best zoos, not just in the UK but the whole world, Chester Zoo in the north of the city is gigantic. Over 125 acres there are more than 20,000 individual animals. The founder George Motterhead wanted to built a zoo without bars, calling on natural barriers like ditches and moats to contain animals."