https://www.youtube.com/watch?v=_-m7KwVlIQY
Fascinating!
Like Squiddy said...
I wonder what else is lurking below that we don't know about...
Considering only 5% of the ocean has been explored and only .001% of deep seafloor (the size of Rhode Island) has been explored, I'd say there's PLENTY we still don't know about.