Bannerghatta National Park, near Bangalore, Karnataka, was founded in 1970 and declared as a national park in 1974. In 2002 a portion of the park, became a biological reserve, the Bannerghatta Biological Park. It is a popular tourist destination with a zoo, a pet corner, an animal rescue centre, a butterfly enclosure, an aquarium, a snake house and a safari park. There are ancient temples in the park for worship and it is a destination for trekking and hiking. The Zoo Authority of Karnataka, the University of Agricultural Sciences, Bangalore, and the Ashoka Trust for Research in Ecology and Environment, Bangalore, are collaborating agencies.