To find this cache you will have to decode the mystery to solve for the coordinates. This is the mystery of the hidden magnetic device. The device is not at the posted coordinates but it is near. Heavy muggle traffic area.
Magnetic device can be found at: N 41 CA.D(H-E-C)A, W 087 EC.AGB
Zntargvp qrivpr - Fbyir sbe N, O, P, Q, R, T & U. F2