Nanda Devi National Park, established as a national park in 1982, is overshadowed by Nanda Devi Peak. This national park along with the Valley of Flowers was recognised as a World Heritage Site by UNESCO in 1988. Sprawling over an area of 630.33 sq km, this national park is encircled by several peaks such as Trishul, Dunagiri, Nanda Devi, Bethartoli and Nanda Devi East.Part of the Himalayan Biographical Zone, this national park is home to several varieties of plants and endangered species of animals. Some of the rare species of animals found in this park include Asiatic black bear, snow leopard, brown bear and blue sheep. In addition, Himalayan musk deer, Himalayan black bear, goral and serow are some of the other animals found in this national park.The main vegetation found in this forest comprises birch, rhododendron, fir and juniper. However, the vegetation of the park changes to alpine from the place, which is called Ramnani. From this place, the vegetation is dominated only by Juniper Scrubs. In total, there are approximately 312 floral species in this national park out of which 17 are considered rare. The best time to visit this national park extends from the month of April to the month of October.