UOOGO AND IBAMBA TO NWUBU. 71 stubble. Trees were few and far between, except along the course of some streams, where there were often dense forests. The whole plain bore evident marks of being one vast swamp during the rainy season. The drainage was undoubtedly in a northerly direction, as we found from the marks on the banks of the river-beds, which we crossed, though in a distance of thirty miles the aneroids showed such a slight difference in altitude, that it would have been impossible to ascertain from that alone in what direction the country sloped, and I am inclined to think that this is the Nyakun swamp of Cameron, or at least is connected with it, and that it has been connected with the Nyanza ; it may be the bed of a lake which has silted up, or has been drained owing to some gradual alteration in the level of the country. The second day's march was marked by a most terrific squall. We had halted as usual in the middle of the day, and had allowed the caravan to get a good start of us before proceeding. Distant thunder had been heard all the morning, but as it seemed to get no nearer, we paid little attention to it ; soon, however, after resuming the march, dark clouds were seen gathering rapidly over the eastern range of hills, bright flashes of lightning were visible, the thunder grew louder and louder, the sky became dark, and there was an ominous calm all around ; flocks of green parrots flew screaming past as if to escape the coming tempest, and nature