Khangchendzonga National Park (previously named Kanchenjunga National Park) also Kanchenjunga Biosphere Reserve is a National Park and a Biosphere reserve located in Sikkim, India.The park gets its name from the mountainKanchenjunga (alternative spelling Khangchendzonga) which is 8,586 metres (28,169 ft) tall, the third-highest peak in the world.