The Geocache is NOT at the posted coordinates!!
You must correctly identify the featured musical instrument to get the correct set of coordinates. Type in the correct name of the instrument. Four choices are listed. One of them is the right one.

This is a woodwind musical instrument in the group known as internal duct flutes—flutes with a whistle mouthpiece. It can be distinguished from other duct flutes by the presence of a thumb-hole for the upper hand and seven finger-holes: three for the upper hand and four for the lower. It is the most prominent duct flute in the western classical tradition
Csakan
Flageolet
Recorder
Tin Whistle

You can validate your puzzle solution with certitude.
Congrats to 2xArcher, Mrs2XArcher, Planecrazy62 and Gunner for making the FTF