Fansipan Fansipan Fansipan (Vietnamese: "Phan Xi Păng", ) is a mountain in Vietnam. At , it is the highest mountain in the Indochinese Peninsula (comprising Vietnam, Laos, and Cambodia), hence its nickname "the Roof of Indochina". It is located in the Lào Cai Province of the Northwest region of Vietnam, 9 km southwest of Sa Pa Township in the Hoang Lien Son mountain range. The origin of the name "Phan Xi Păng" is unclear. The most accepted theory is that the name evolved from "Hủa Xi Pan" ("the tottering giant rock") - the name that the locals called the mountain based
Highest unclimbed mountain Highest unclimbed mountain An unclimbed mountain is a mountain peak that has yet to be climbed to the top. Determining which unclimbed peak is highest is often a matter of controversy. In some parts of the world, surveying and mapping are still unreliable, and there are no comprehensive records of the routes of explorers, mountaineers and local inhabitants. In some cases, even modern ascents by larger parties have been poorly documented and, with no universally recognized listing, the best that can be achieved in determining the world's highest unclimbed peaks is somewhat speculative. Most sources indicate that Gangkhar Puensum ()