The name is a playoff of my name (if you didn’t know) and it means to look not only on the surface. I learned this from my first find, not too far from this location.
There is an optional puzzle for people that are interested in computer steganography. It's pretty hard, but it's short. I might add more as the time goes. Prize is $20
PDA ODWNG EO PDA SWU OAAG WJZ UKQ SEHH BEJZ