ADVENTURES OF CAPTAIN HORN
of wood on the plateau was almost exhausted, and he was glad to think of some reasonable work which would take them away from the cavern.
As soon as they had gone, the captain rose to get the lantern, and called Ralph to accompany him to the mound.
When they were left alone, Edna said to Mrs. Cliff, "Let us go over there to that shady rock, where we can look out for a ship with Mr. Rynders in it, and let us talk about our neighbors in America. Let us try to forget, for a time, all about what the captain is going to investigate. If we keep on thinking and talking of it, our minds will not be in a fit condition to hear what he will have to tell us. It may all come to nothing, you know, and no matter what it comes to, let us keep quiet, and give our nerves a little rest."
"That is excellent advice," said Mrs. Cliff. But when they were comfortably seated in the shade, she said: "I have been thinking, Edna, that the possession of vast treasures did not weaken the minds of those Incas. I supposed, until yesterday, that the caverns here were intended for some sort of temple for religious ceremonies, and that the great face on the rock out here was an idol. But now I do not believe that. All openings into the cave must once have been closed up, but it would not do to hide the place so that no one could ever find it again, so they carved that great head on the rocks. Nobody, except those who had hid the treasure, would know what the face meant."
Edna gave a little smile and sighed. "I see it is of no use to try to get that mound out of our minds," she said.
"Out of our minds!" exclaimed Mrs. Cliff. "If one
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