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
Sharks, like other fish, have their reproductive organs in their chests.
248
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
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
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