Water is actually naturally blue.
48
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
Jellyfish as a species are actually older than dinosaurs and sharks.
383
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
Sharks, like other fish, have their reproductive organs in their chests.
248
There was once an undersea post office in the Bahamas.
241