Popularly known as the Vandaloor zoo and situated in Vandaloor, 30 km south of Chennai. This is one of the largest of such zoos in south Asia spread over 1265 acres of land featuring a Nocturnal Animal House, the pre-historic Animal park, Safari Park, Aviary section, aquarium, zoo-education and interpretation. The animals are left in their natural environment yet safe for the visitors to walk along and see them. Guided tours are available, so also are people allowed to ride cycles which can also be hired. Lion Safari is also one of the main attractions.