The Caspian Sea is also classed as the world's largest lake.
52
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
It's impossible to sink in the Dead Sea without equipment!
72
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
707
Two dogs were among the Titanic survivors.
262
The time interval from first sighting of the iceberg that sank the Titanic to impact was a little over 30 seconds.
105
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8