The old Gcaléka grinned harder than ever.

“I do not believe you could light on the exact way in from either side,” he repeated.

“Well, by Jove! I believe he’s right,” said Hoste dubiously, as he went over in his mind the inexplicable way in which both entrances were concealed, and that by the hand of Nature.

“Right about what?” said another voice, whose owner rejoined the circle at that moment.

“Why, what do you think Josane is trying to cram us with, Milne? He swears we couldn’t find the entrance of, that infernal hole again.”

“Well, I don’t believe we could,” said Eustace quietly. “But that’s no great disadvantage, for I suppose none of us will ever be smitten with the remotest inclination to try.”

“Not I, for one,” assented Hoste. “I wouldn’t go through those awful, beastly heaps of snakes again—faugh!—not for a thousand pounds. Hallo! It’s coming!”

A roll of thunder—longer, louder, nearer—caused them to look upward. The whole heavens were shrouded in masses of black, angry clouds, sweeping slowly onward.

Then, as their glances sought the earth again, a quick whistle of amazement escaped Shelton. It found a ready echo in a startled ejaculation from the others.

“Where is he?”