USOs, Motherships & the Fish People | MKUSUAL

From ancient sightings of mysterious submersible craft to modern-day encounters by the U.S. Navy, the evidence for underwater UFOs—also known as USOs (Unidentified Submerged Objects)—is piling up. Could there be an alien base deep in the Atlantic? What do declassified military reports say about these encounters? And why are the world’s deepest waters still largely unexplored?