This route takes one upstream along the Paro Chu and the ancient caravan route to Tibet, Through the Seo Valley deep into the shadows of Mt. Chomolari 7314m, Mt. Jitchu Drake 7000m and over Nele La Pass 4250m into Lingshi Valley. The inhabitants of these tow valleys are nomads subsisting almost entirely on the produce and products of sheep and yaks. The many lakes in Seo Valley are every angler’s wildest dream come true. At Lingshi is picturesque remnant of a once migltly border fortress is now the residences of the valley administrator. From his hill a day's trek is all it takdes to cross over the plateau of Tibet.