If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
Sharks, like other fish, have their reproductive organs in their chests.
248
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
It's impossible to sink in the Dead Sea without equipment!
72
The Titanic is about as long as the Empire State building is tall.
174
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119