But soon he had overcome the unpleasant sensation and was quite himself again. Together they strolled along the thoroughfare.
There was no conversation, for one could not have heard the other speak at that depth. Moreover, the helmets deadened the sound.
But conversation could be carried on by placing the two helmets close together and shouting. This was only resorted to in case of necessity.
The buildings of the sunken city were of two stories only and not at all pretentious—like the ruins of Palenque.
But there was one higher-arched structure, just back from the street, which claimed their attention.
There was a quantity of curious carving and scroll-work in its front. Frank concluded that it must be either a palace or a temple.
He was determined to ascertain.
Motioning to Wade he entered the place. The scientist was not slow to follow him.
Each wore upon his helmet a small electric globe. This made objects plain in the place.
As they passed through the great portico it was easy to see at once what sort of a place it was. For a moment they were spellbound.