Do you have trouble sleeping at night? Does the red light on the TV seem like a floodlight? Does the incessant blinking of the clock's digital numbers drive you crazy? Maybe you should have had decaffeinated coffee?? Hopefully this puzzle will not keep you awake too!
The cache is not at the posted coordinates. Do not go there! You will get stuck! Solve the following puzzle to get the final coordinates.
N52 & W106 are given.
ABCDEF AFEDCG DP BC ABCDEFG AFGCD
FGBC ABC DP FE ABC ABGCD