A great place to swim nearby (assuming it is between June and August)! And, as the name implies, this should be an easy find.
You are looking for a micro camo'd cache. Should be a simple PnG.
Xrcg vf fvzcyr. Vs lbh guvax vg vf tbvat gb or qvssvphyg, lbh ner cebonoyl abg va gur evtug fcbg.