Water is actually naturally blue.
48
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
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
There was once an undersea post office in the Bahamas.
241
It's impossible to sink in the Dead Sea without equipment!
72