If you are visiting Coorg, add Nagarhole National Park to your list. Also known as Rajiv Gandhi National Park, Nagarhole National Park is the abode to kinds of serpents as the name translates to Snake Hole and also a tiger reserve. It is one of the best wildlife sanctuaries in South India and is rich with forest cover, small streams, hills, valleys, and waterfalls. Spot tiger, leopard, hyena, spotted deer, barking deer, four-horned antelope and elephants along with reptiles and over 250 species of birds. Forest safaris, and boat rides along the Kabini river are organised by the forest department for tourists. It is not accessible during peak monsoons.