Cache is not at listed coordinates. This is not a field puzzle, you need to solve the coordinates before you venture out!
You can check your answers for this puzzle on GeoChecker.com.
Pbbeqf:
Vs vg qbrfa'g ybbx evtug, vgf cebonoyl abg, lbh arrq gb hfr mrebf be lbh jba'g svaq gur fcbg!
Pnpur:
Va gur genqvgvbany 1950f irefvba bs gur fbat urnqf fubhyqref xarrf naq gbrf - gur pnpur ybpngvba pna or sbhaq orgjrra irefhf gjb naq guerr.