Malibu Submerged Structure: Undersea Base or Natural Formation?

To the point

A mysterious oval, pillar-supported structure seen underwater near Malibu has sparked ongoing debate between UFO researchers who believe it could be an underwater base and skeptics like USGS geologist David Schwartz who say it is simply a natural rock formation, leaving people curious about what lies beneath Southern California’s seas.

Is there a submerged UFO base off the coast of California?
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Is there a submerged UFO base off the coast of California?

This region has long been a hotspot for unusual sightings..