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 the largest and lowest-pitched musical instrument in the brass family. As with all brass instruments, the sound is produced by lip vibration into a large mouthpiece. It first appeared in the mid-19th century, making it one of the newer instruments in the modern orchestra and concert band.

Ophicleide

Saxhorn

Sousaphone

Tuba

You can validate your puzzle solution with certitude.

Congrats to 2xArcher, Mrs2XArcher, Planecrazy62 and Gunner for making the FTF