The posted location is NOT the location of the cache. Please do not search for it there or you may get hurt or cause someone else to get hurt. Special tool likely needed to retrieve log. Solve the puzzle to get the coordinates for the final where N42 AB.CDE W89 FG.HIJ Follow operations on sub-numbered photos to get C, E, F, and I
A
B
C1
- C2
D 
E1
+E2
[(F1 
- F2) -1]
G (short name)
H
I1 
-I2
J 
You can validate your puzzle solution with certitude.