Indira Gandhi Wildlife Sanctuary and National Park located in the Annamalai Hills is a protected area. It got renamed after the Indian Prime Minister visited the park in 1961. The wildlife sanctuary is located at a height of 1400 m above sea level and spread across an area of 958 sq km. The park prides in being home to a wide range of flora and fauna. Wild animals such as panthers, deer, tigers, elephants, civets, gaur, wild bears, sloth bears, porcupines, jackals, pangolins, etc inhabit in the depths of this park.
Several birds such as the red tree pie, spotted dove, whiskered bulbul, black headed oriole, rocket tailed drongo, etc are also found in the park. The Amravati Reservoir located within the park is inhabited by crocodiles. Hundreds of tourists throng to this place to witness the spectacular Anaikunthi Shola, Karian Shola, dams, waterfalls and hills.