This is a benchmark cache. As a surveyour we use these quite often so I figured I could help others find them too. The cache is a small homemade container I made. Log only. The cache will be near not on the actual benchmark. Bring a pen and put it back the way you found it please. Thanks everyone.
Log this benchmark here. https://www.geocaching.com/mark/details.aspx?PID=AM0105
Congrats to RV Gypsy for the FTF.