Great Himalayan National Park is a national park located in the northern Indian state of Himachal Pradesh. Established in 1984, it covers an area of over 1,100 square kilometers and is home to a variety of flora and fauna, including some of the rarest and most endangered species in the Himalayan region.

The park is characterized by its diverse range of landscapes, including high-altitude peaks, alpine meadows, and dense forests of pine, oak, and deodar. The park is also home to a number of important rivers, including the Tirthan, Sainj, and Jiwa Nalas, which are vital sources of water for the surrounding communities.

Great Himalayan National Park is known for its rich biodiversity and is home to over 375 species of fauna, including several rare and endangered species such as the Himalayan brown bear, snow leopard, musk deer, and blue sheep. The park is also home to a variety of bird species, including the western tragopan, koklass pheasant, and Himalayan monal.

The park is a popular destination for trekking and mountaineering, with several challenging routes leading through its stunning landscapes. Visitors can also explore the surrounding villages and towns, which offer a glimpse into the local culture and way of life.