What is the capital of the region that includes the Lang Mountains?
Lang Mountains The Lang Mountains or Lang Shan (; Хара Нарин Ула) is a mountain range at the northwest corner of the Ordos Loop in Inner Mongolia, China. It runs from southwest to northeast and forces the Yellow River to turn from north to east. To the northwest is desert and to the southeast, between it and the Yellow River, is an irrigated area. Its northeast end joins the Yin Mountains.
Vientiane Vientiane ( ; ] ; Lao: ວຽງຈັນ , "Viang chan", ] ) is the capital and largest city of Laos, on the banks of the Mekong River near the border with Thailand. Vientiane became the capital in 1563 due to fears of a Burmese invasion but was later looted then razed to the ground in 1827 by the Siamese (Thai). Vientiane was the administrative capital during French rule and, due to economic growth in recent times, is now the economic center of Laos.