This geocache is not at the listed coordinates.
Coordinates can be found by completing the "Watering Holes of the Deep North" Adventure Lab.
https://labs.geocaching.com/goto/WateringHolesDeepNth
Each completed lab stage will give you two clues to help.
The bonus cache can be found at:
South 27 CA.HBJ East 152 EG.DIF
Enjoy!
*Congratulations to Fangsoki on getting FTF!*