The geography of Nepal can be divided into high mountains, mid hills and low lands. A wide range of ecosystem from sub-tropical jungles of the Terai to the arctic conditions of Himalayan highlands are found within area of 147,181 sq. km. There are 12 national parks, 1 wildlife reserve, 6 conservation areas, 1 hunting reserve including 13 buffer zone areas in and around protected areas, covering total area od 34,186.62 sq km. (23.39%) of the country’s total land. Nepal is rich bio-diversity renders it ideal as an eco-tourism destinations. Trekking Experts has listed all national parks of Nepal in brief.