The 17-Day Upper Mustang Trek takes you into the remote trans-Himalayan region of Upper Mustang, often called the "Last Forbidden Kingdom." The trek follows ancient trade routes through dramatic desert-like landscapes, centuries-old monasteries, cave dwellings, and traditional Tibetan villages, culminating in the walled city of Lo Manthang. Along the way, enjoy stunning views of the A... https://highrouteadventure.com/trip/upper-mustang-trek/