At GZ you'll find a plaque at the foot of a monument that commerates the Purchase of Westland.
Answer the following questions and reveal the coordinates where you can find the cache.
* A The 1st digit on the 13th line
* B The 1st plus the second digit in the 5th line
* C The 4th less the 3rd digit in the 7th line
* D The 2nd plus the 3rd digit in the 13th line
* E The 1st digit in the 8th line
* F the 1st digit in the 9th line
* G the 2nd digit in the 8th line plus the 1st digit in the 10th line
* H The 2nd digit in the 3rd line
Find the cache at: S 42° 2A.BCD E 171° 1E.FGH
Checksum 38
Good Luck