The Caspian Sea is also classed as the world's largest lake.
52
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
The Titanic is about as long as the Empire State building is tall.
174
The time interval from first sighting of the iceberg that sank the Titanic to impact was a little over 30 seconds.
105
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
Two dogs were among the Titanic survivors.
262