A year or so ago, a plaque appeared on one of these rocks. The posted coordniates will bring you to this plaque, which includes all of the information that you will need to find the final cache. Use the below offset formula and information to locate the final cache.
North 41 52.ABC . West 071 33.DEF
A = (The number of letters in the 4th word on the 1st line) +1
B = The number of letters in the 8th word on the 1st line
C = The number of letters in the 3rd word on the 2nd line
D = (The number of letters in the 2nd word on the 3rd line) - 1
E = (The number of letters in the 3rd word on the 3rd line) - 3
F = (The number of letters in the poet's first & last name) - 1
We hope you enjoy this poem!
***Please do not post photos of the plaque.
If you need to, you can check your coordinates below.

You can validate your puzzle solution with certitude.