These lonely, isolated monuments made the place different from any she had visited.

They did not seem mere standing rocks.

They seemed to retreat all the time as she approached, and they watched her.
They interested her, made her curious.

What had formed all these strange monuments?
Here the ground was level for miles and miles, to slope gently up to the bases of these huge rocks.

In an old book she had seen pictures of the Egyptian pyramids, but these appeared vaster, higher, and stranger, and they were sheerly perpendicular.
Suddenly Sage King halted sharply, shot up his ears, and whistled.