If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
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Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Water is actually naturally blue.
48
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
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
The Caspian Sea is also classed as the world's largest lake.
52