Being completely different from the huge and desert-like Tibetan highland landscape , the eastern Tibet , as well as Nyingchi area , is lusher and a lot of attractive with green forest . Eastern Tibet is especially comprised of the 3 provinces of Amdo , Kham , and U-Tsang . Eastern Tibet is incredibly completely different from the rest of Tibet . Its climate , geography , flora , fauna , and isolation all lend it a unique , almost magic atmosphere . Ancient life looks less distorted here than in central Tibet . Geographically the region offers a good variety from sub tropic lowlying jungle to the frozen peaks of Namche Barwa and also the high grasslands of northeastern Tibet . At its eastern finish the headwaters of some of Asia ’ s greatest rivers-the Mekong , Salween and Yangzi-tumble off the Tibetan highland , carving a dramatic concertina landscape of deep gorges , microclimates , and remote valleys . There ’ s plenty to check and neutralize Lijiang because the town has a history of over 800 years . At 2690 meters higher than sea level the hypnotic trip to Lugu lake , is