Water is actually naturally blue.
48
The Caspian Sea is also classed as the world's largest lake.
52
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
707