The Titanic is about as long as the Empire State building is tall.
174
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
Water is actually naturally blue.
48
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
Jellyfish as a species are actually older than dinosaurs and sharks.
383
There was once an undersea post office in the Bahamas.
241
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22