The Ken River, is one of the major rivers of the Bundelkhand region of central India, and flows through two states, Madhya Pradesh and Uttar Pradesh. It is a tributary of the Yamuna. Panna National Park is a national park located in Panna and Chhatarpur districts of Madhya Pradesh in India. It has an area of 542.67 km2 (209.53 sq mi). It was declared in 1993 as the twenty second Tiger reserve of India and the fifth in Madhya Pradesh, Panna was given the Award of Excellence in 2007 as the best maintained national park of India by the Ministry of Tourism of India. It is notable that by 2009, the entire tiger population had been eliminated by poaching with the collusion of forest department officials. It was designated as Biosphere Reserve on 25 August 2011.Sal, crocodile bark, Arjun, jamun, etc are trees present here.