INTO THE DEPTHS
Who can dive the furthest?
TWILIGHT ZONE
Humans: 40 metres HMS Turbulent: 91 metres
MIDNIGHT ZONE
Sperm whale: 2,000 metres The Titanic: 3,800 metres
ABYSS ZONE
Alvin: 4,500 metres Benthic Rover II: 4,000 metres Tripodfish: 4,700 metres Jason: 6,500 metres
HADAL ZONE
Deepsea Challenger: 10,898 metres Jiaolong: 7,500 metres