

Underground bases and tunnels
Book • 1995
This book is one of Richard Sauder's groundbreaking works that uncovers the shadowy world of ultra-secret underground and underwater military bases.
Sauder combines meticulous analysis of declassified documents, patents, and insider accounts with a fearless exploration of hidden technologies and covert operations.
The book reveals a clandestine infrastructure that may point to a breakaway civilization.
Known for his rigorous investigative approach and unique metaphysical perspective.
It challenges everything we think we know about the world below.
Sauder combines meticulous analysis of declassified documents, patents, and insider accounts with a fearless exploration of hidden technologies and covert operations.
The book reveals a clandestine infrastructure that may point to a breakaway civilization.
Known for his rigorous investigative approach and unique metaphysical perspective.
It challenges everything we think we know about the world below.