conquered my fear, and sent me on again until my object should be attained.
At last (my watch showed that it was one in the morning) I saw the gleam of water amid the openings of the jungle, and ten minutes later I was among the reeds upon the borders of the central lake. I was exceedingly dry, so I lay down and took a long draught of its waters, which were fresh and cold. There was a broad pathway with many tracks upon it at the spot which I had found, so that it was clearly one of the drinking-places of the animals. Close to the water's edge there was a huge isolated block of lava. Up this I climbed, and, lying on the top, I had an excellent view in every direction.
The first thing which I saw filled me with amazement. When I described the view from the summit of the great tree, I said that on the farther cliff I could see a number of dark spots, which appeared to be the mouths of caves. Now, as I looked up at the same cliffs, I saw discs of light in every direction, ruddy, clearly-defined patches, like the port-holes of a liner in the darkness. For a moment I thought it was the lava-glow from some volcanic action; but this could not be so. Any volcanic action would surely be down in the hollow and not high among the rocks. What, then, was the alternative? It was wonderful, and yet it must surely be. These ruddy spots must be the reflection of fires within the caves—fires which
