You know i don't usually, go into a great deal of what i think goes on behind closed doors in governments and ancient civilizations, but if you saw Mermaids on the Animal Planet , you'll understand.
The things our ancestors knew, and quite often feared, were and are real. I have seen the Sasquatch twice in my life, i've seen the things that haunt the dark corners of the world.
The ignorant and suppressed would have us believe that Dinosaurs are extinct, they are not, few true but alive, giant humanoids once roamed the world, and there is a world within our world the "inner Earth".
Go forth and google about this and MUCH MUCH MORE