Egyptologist John Anthony Wes reached out to Schoch to help him study the Sphinx years ago after finding what he thought was water erosion which points to the Sphinx being much much older than we have previously believed, carved out much earlier than when the Great Pyramid was built.
These are Schoch's research highlights.
Ultimately this changes the timeline of humanity in a very large way.
From here one might want to look to Göbekli Tepe for their next step in questioning mainstream historical opinions.
The Secrets of the Sphinx by Robert Schoch: