There was once an undersea post office in the Bahamas.
241
It's impossible to sink in the Dead Sea without equipment!
72
Sharks, like other fish, have their reproductive organs in their chests.
248
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
Jellyfish as a species are actually older than dinosaurs and sharks.
383
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