The Bermuda Triangle: Into Cursed Waters S01E06 - Death From Below

The team enlists an advanced submarine to probe one of the deepest, darkest parts of the Bermuda Triangle, in search of a legendary ship that vanished in 1921. Are massive bubbles opening up in the floor of the Bermuda Triangle causing ships and planes to plummet to the ocean floor? At the bottom of the ocean, the Bermuda Triangle gives up one of its secrets.