"Yeow! Look!" cried the fat boy.

Both Jim Nance and Tad sprang up. Those in the camp heard the shout and
ran toward the rim, fearing that some harm had befallen Stacy.




CHAPTER VIII

THE CITY IN THE SKIES


"What has happened now?" cried Tad, running forward.

"Look, look!"

Tad and the guide turned at the same instant gazing off across the
Canyon. At first Tad saw nothing more than he had already seen.

"I---I don't-----"

"It's up there in the skies. Don't you see?" almost shouted Stacy,
pointing.

"What is it? What is it?" shouted the others from the camp, coming up
on a run.

Then Tad saw. High up in the skies, as plainly outlined as if it were
not more than a mile away, was reflected a city. Evidently it was an