The first Himalayan National Park in Nepal, Langtang National Park was designated in 1976. The Langtang Region lies in the north of Kathmandu Valley. The park spread in 3 districts (Rasuwa, Sindhupalchowk and Nuwakot) of Nepal, locating on the boarder of Tibet. To the west of Langtang is Ganesh Himal with a range of 6000 to 7000 meters. The Gosainkund and Helambu region lies to its south; these can be combined with Langtang to make treks from 7 days to 21 days.

The Langtang Region inhabited by Tamang and Sherpa people whose religious practices, language and dress are much more similar to those of Tibet than to the traditions of their cousins in the middle hills.

This region gives an opportunity to explore Lantang National Park, villages, climb small mountains and to visit glaciers. The holy lake Gosaikunda, many Himalayan peaks like: Langtang-ri, Langtnag Lirung, Dorge Lhakpa Peak are other attraction of this region.  The area is famous for its natural beauty and wonderful climate with superb snow capped mountain views. Also the valley gives chance for experiencing some Himalayan Wildlife includes migratory birds, deer, monkey, Tahr and Pika.

Trek in the Langtang Region can be more adventurous as the area is visited by fewer tourists. The best time for trekking the Langtang area is spring and autumn.