LANGTANG NATIONAL PARK Area: 1710 sq. km. Established: Designated in 1970-71 and gazetted in 1976. LOCATION: Situated in the Central Himalayas, Langtang is the nearest park to Kathmandu. The area extends from 32 km. north of Kathmandu to the Nepal-China (Tibet) border. FEATURES: Langtang National Park encloses the catchments of two major river systems: one draining west into the Trisuli River ...