Two dogs were among the Titanic survivors.
262
The Caspian Sea is also classed as the world's largest lake.
52
Jellyfish as a species are actually older than dinosaurs and sharks.
383
There was once an undersea post office in the Bahamas.
241
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
The Titanic is about as long as the Empire State building is tall.
174
Sharks, like other fish, have their reproductive organs in their chests.
248
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181