What does it all mean?

This cryptic image really freaks me out. For no other reason than it's late and I'm kinda delirious.
I've always been intrigued by the mysteries of Ancient Egypt, The Freemasons, and Extraterrestrials. Yes I said it.
There are dozens of books and articles that are devoted to culminating these subjects into a grand mystery that spans the past 5,000 years. A secret, if you will, that holds information regarding mankind's origins and how everything came to be as it is today.

What does it all mean?