This is a letterbox, please don't take the stamp
The cache is not at the posted coordinates. The posted coordinates are the "tee". The final (the "hole") is located 3770.248 feet at a projected angle of 282.464  degrees from the posted coordinates.  The final is a large whiz-bang that is along the shore of the lake and only accessible via kayak.
This cache is part of the Iron(person) series.  For more information see geocache   https://coord.info/GCA9HK2Â
You can check your answers for this puzzle on
GeoChecker.com.
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