Ba Vi National Park is located on Mount Ba Vi, a mountain isolate situated about 50 km west of Hanoi. The mountain rises steeply out of a plain that rarely exceeds 30 m in elevation. In general, slopes on the western side of Ba Vi mountain, at an average of 25°, are steeper than those on the east. Above 400 m, the slopes on the western side may reach a gradient of 35° and rocky cliffs are present.