If you are a lover of mystery, of the unknown, the weird — read this book. Does civilization reach a certain height, and then retrograde? Are the culture and progress of mankind in cycles, reaching certain peaks, and then returning to start over again? These questions and many more are answered in this intriguing volume. Read of the living descendants of these people, whose expansive nation now lies at the bottom of the Pacific. In the minds of these descendants is the knowledge of the principles which in by-gone centuries made their forebears builders of an astounding civilization.