Barun Valley is a Himalayan valley situated at the base of Mt. Makalu in the Sankhuwasabha district of Nepal. This valley rests entirely inside the Makalu Barun National Park. The valley was created by the Barun River which becomes a glacier in winter. The river is known as Chukchuwa in the local Limbu language. The study has shown that this place was o…Barun Valley is a Himalayan valley situated at the base of Mt. Makalu in the Sankhuwasabha district of Nepal. This valley rests entirely inside the Makalu Barun National Park. The valley was created by the Barun River which becomes a glacier in winter. The river is known as Chukchuwa in the local Limbu language. The study has shown that this place was originally inhabited by Yakkha and Limbu centuries ago.