This book exposes the reality of underground races, lost civilizations, subsurface kingdoms and forgotten inhabitants of a hidden world. Richard Shaver caused a wave of controversy when he claimed to have gone into the hidden caverns and battled a race of underground dwellers known as the Dero. Here are some of his previously unpublished works as well as final proof of the existence of the Titans, the Demented Dero, the Atlantean Root Race and other bizarre creatures of the mysterious deep. The reader will learn the identities of evil collaborators who use deception to keep the existence of the underworld a deep dark, secret. This is your opportunity to return to the caves with Richard S. Shaver.