For 100 years, strange activity has been occurring off the southern California Coast. Mile for mile, this area is one of the top producers of USOs (unidentified submersible objects) in the entire world. Drawing on firsthand testimonies from the Navy, Air Force, Coast Guard, police officers, lifeguards, residents and many others, Preston Dennett presents a compelling case for the possible existence of an undersea UFO base. Sightings of weird lights,...