The cache is not at the posted coordinates. To find the cache you must complete the Adventure Lab and get the clues needed.
Solve the puzzle by completing the nearby Adventure Lab Cache, "McBeth House & Stroll".
Click on this link on your smart phone to complete the Lab
McBeth House & Stroll (geocaching.com)
Watch for the numbers as you complete each location.
Enter the corrected coordinates into the geo-checker below. The Adventure Lab Cache will take you to five stops along this