Sunlight does penetrate upto 200 to 1000 meters, beyond not possible
The theory of a giant animal making noises loud across the Pacific was more fantasy than science
The Great Blue Hole is a giant marine sinkhole off the coast of Belize.
Ocean eddies are counterparts to the black holes in space.
There is an estimated three million shipwrecks scattered across the ocean floor
Maximum size at around 12–13 m for females and 10 m for males