Meanwhile, Fansipan, Vietnam’s highest mountain, is named as the “Roof of Indochina” .With an impressive elevation of 3,143 meters, it is, after all, an extremely steep mountain that’s only recommended for those who are in tip-top shape. To reach the summit, climber needs to spend a great deal of energy and effort. But, they will be rewarded with a sense of accomplishment and a plethora of stunning views.