Chitwan is a district of the landlocked country of Nepal in South Asia. Chitwan is one of the few remaining undisturbed vestiges of the Terai region, which formerly extended over the foothills of Nepal. The district is in the western part of Narayani Zone with Bharatpur, the seventh largest city of Nepal, as its district headquarters. The Nawalpur valley is part of greater Chitwan Valley of inner Terai where most of the populations consists of Tharu, Magar and Brahmin people who came from the hills to settle in the valley. Chitwan has particularly rich flora and fauna. Nepal's first national park, the Chitwan National Park, alongside with the adjacent Parsa Wildlife Reserve support a diverse range of Rare species including the Bengal tigers, gharials, leopards, Mugger crocodiles, Indian rock pythons and several species of deer. It also boasts the world's second largest population of Asian Rhinoceros. Chitwan is a major destination for those looking for education, healthcare, and extensive transport networks.