But Von Bulow was anxious to begin work at once.

So after arrangements had been hastily concluded the party donned diving suits and set out for a “walk about town.”

Only one was left aboard the Dart, and this was Pomp.

Truly it was a novel experience to walk the streets of a submarine city, but such it was.

The city was evidently constructed long before the days of Moses and the patriarchs, and was an excellent bit of proof of the existence of quite an advanced stage of civilization in that part of the world at that time.

The explorers could almost fancy the shops still filled with rich goods and stuffs in vogue then.

They could imagine the appearance the city must have borne when its streets were thronged with busy people, and all was life and activity.

Truly it was a wonderful thing to think of.

But that such a state of affairs did once exist there was no doubt.

Across the great paved square the explorers walked.