south, and meridians 28 deg.-33 deg.
long.

east, are known.

The altitude of this upland is from 4000 to 6000 feet above the level of the sea.

It is generally covered with forest, well watered by numerous rivulets, and comparatively cold.
The soil is very rich, and yields abundantly wherever cultivated.
This is the watershed between the Loangwa, a tributary of the Zambesi, and several rivers which flow towards the north.

Of the latter, the most remarkable is the Chambeze, for it assists in the formation of three lakes, and changes its name three times in the five or six hundred miles of its course.
On leaving Lobemba we entered Ulungu, and, as we proceeded northwards, perceived by the barometers and the courses of numerous rivulets, that a decided slope lay in that direction.