At the posted coordinates there is a sign post with some numbers on it - the numbers are clues to the final coordinates.
The top row of numbers *-***-3AB-2764
The next row down *-***-XKY-V007
8=A+B
W=X+Y
The final is at:
N 39° 16.WKV W 084° 23.WV3
Sum check W+K+V=20 W+V=15
The final is a whizzbang with an obvious geopile that includes