The cache is not at the posted coordinates. The posted coordiantes will take you to a field puzzle. Solve the field puzzle to obtain the final coordinates. The final is an ammo can.
There are THREE field puzzles in this series, USA, Bones, and Cubes. Inside the front cover of each logbook is a code word. During our CacherAudio event, Cacher Audio Stop #1: We arrrrrrgh NORTH TEXAS, the first 10 people to correctly solve each puzzle, sign the logbook, AND bring us the correct code words will receive an unactivated CacherAudio geocoin!
Check out all three field puzzles:
USA
Bones
Cubes