This is a Bonus Cache associated with the Mount Vernon Art Adventure Lab which focuses on various art pieces in downtown Mount Vernon. Visit the Adventure Lab here: https://adventurelab.page.link/dj8c
There is nothing at the Posted Coordinates, other than a lot of water. To obtain the final coordinates for this Bonus Cache, you must visit all 5 Adventure Lab locations and answer the question correctly at each stop. Each Adventure Lab Journal entry will include a portion of the Bonus Cache coordinates for each correctly answered question.
Have fun exploring the art and more in downtown Mount Vernon!
You can validate your puzzle solution with certitude.
A hint is in the Geochecker.
❤I placed this cache on our 20th wedding anniversary, December 29, 2020.
What an adventure it's been! ❤