In the year 2020, Panna National Park of Madhya Pradesh was declared a UNESCO Biosphere Reserve. About Panna Tiger Reserve: * The Panna tiger reserve is located in the Vindhya mountain range in Madhya Pradesh’s northern part. * The Ken river (which is a tributary of the Yamuna River) flows through the reserve. * The region is even famous for Panna diamond mining. * The Ken-Betwa river interlinking project will be situated within the tiger reserve.