Link to Underwater universe: 4- Fatal pressure documentary
Documentary Description
The crushing weight of water generates the Underwater Universe’s ultimate weapon: pressure. It has banished humans from much of the world’s oceans; only a handful have defied it head on and survived. The deeper man goes, the greater the power of water. Is it possible for anything to survive the deepest place on Earth some seven miles down? Plunge through five ocean zones, each deadlier than the last, to uncover the mysteries of Fatal Pressure.