The cache is not at the posted coordinates. Solve the below puzzle to find the location of the GZ. D=3 is for the possibility of a high Muggle factor.
The cache can be found at N40 AB.CDE W073 FG.HIJ
A - The Island (with Scarlett Johannsen)
B - Shutter Island
C - Journey 2: Mysterious Island
D - Predator Island
E - Cutthroat Island
F - Rudolph the Red Nosed Reindeer and the Island of Misfit Toys (+3)
G - The Island of Doctor Moreau (with Marlon Brando)
H - City Island (yes, THIS City Island)
I - Kong, Skull Island
J - Scooby Doo on Zombie Island
You can check your answer here: