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
Jellyfish as a species are actually older than dinosaurs and sharks.
383
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
The time interval from first sighting of the iceberg that sank the Titanic to impact was a little over 30 seconds.
105
The Caspian Sea is also classed as the world's largest lake.
52
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22