To find this cache you must solve the letters in the cipher.
N 31.43.QYW QCNCV EYNC
W 081.EHTJ EYNC.591
Next there is number in the lower left section of the plaque at the park. Add the first three digits of the number to the last three digits of the westward direction to get the final location of the cache.
Example: W 081.EHTJ EYNC.591 + 080 Equals W081.EHTJ EYNC.671
At this point, two historic roads, the Darien to Milledgeville and the King Road, merged to form what is now Highway 301. The Darien to Milledgeville Road established before 1816 later became a part of the Darien to Macon Stage Road. The King Road built in the 1820s was a higher route leading from the Great Southern Road at the Coast into the Interior.