I gave a groan, for I was footsore and weary, and expected to have had a more satisfactory answer. We were making our way over a light-coloured soft sand, sprinkled in some places with tall grass, rising in tufts, with bare spots between them. In other parts were various creeping plants, and also—though I called the region a desert—there were extensive patches of bushes, above which here and there rose clumps of trees of considerable height. This large amount of vegetation, however, managed to exist without streams or pools, and for miles and miles together we had met with no water to quench our own thirst or that of our weary beasts. My uncle was engaged in the adventurous and not unprofitable occupation of trading with the natives in the interior of Africa
