NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
It's impossible to sink in the Dead Sea without equipment!
72
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
The Caspian Sea is also classed as the world's largest lake.
52
The Titanic is about as long as the Empire State building is tall.
174
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
707