Shan Hills Shan Hills The Shan Hills (, ; "Shan Yoma"), also known as Shan Highland, is a vast mountainous zone that extends through Yunnan to Myanmar and Thailand. The whole region is made up of numerous mountain ranges separated mostly by narrow valleys as well as a few broader intermontane basins. The ranges in the area are aligned in such a way that they link to the foothills of the Himalayas further to the northwest. The highest point is Loi Leng, at 2,673 m high. Other peaks are 2,565 m Mong Ling Shan, 2,565 m Doi Inthanon and 2,563 m Loi
Highest unclimbed mountain in Bhutan or on the Bhutan-China border is the tallest mountain in the world that has yet to be fully summited. Gangkhar Puensum has been off limits to climbers since 1994 when Bhutan prohibited all mountaineering above due to spiritual/religious beliefs. Unclimbed mountains are sometimes referred to as "virgin peaks". Many virgin peaks exist because the mountain is unreachable, due to either geographic isolation or political instability. Some mountains remain off limits due to religious beliefs of a country or region that hold such mountains are sacred and should remain inviolate. Additionally, since the endeavor to scale taller mountains of