The region, designated as Shey Phoksumdo National Park, is the most remote district in Nepal situated in the Trans Himalayan region of mid-western Nepal. Dolpa is also known as "Ba Yul" or the hidden valley. The region with fascinating villages and is still a land of mystery, scenery and peace. Trekking in the lower region takes you to Ringmo and beyond - Phoksumdo Lake at 3600 m also known as the Blue Lake contains no aquatic life. The trek crosses two high passes of Baga La (5070 m) and Numa La (5190 m) into Dho Tarap village (4040 m) a region inhabited by people practicing polyandry and pre-Buddhist religion called "Bon Po"
The trek in Upper Dolpa crosses Sheula pass from Phoksumdo Lake to the legendary Crystal Mountains to Shey Gompa (4200 m) a Buddhist monastery and further to Samling Gompa a Bon Po monastery. This region has a long aura of mysticism about it. Site of Eric Valli's Oscar nominated movie "Caravan" - where people trade salt for grain with the people from far away land of Hurikot and Jumla to compensate their dwindling winter supply of food.