NOTE: This cache is not at the posted coordinates. Posted coordinates are for the closest free street parking. This cache is in an Arlington County Park, so please limit your search between sunrise and sunset - no night caching!
Y'all seem to like puzzles around here, so here's one I've been sitting on for a little while! A very fortunate few of you will likely find this easy - for the rest of you, hope you have a maestro in the family! Pianos, guitars, keytars, and didgeridoos are all encouraged and welcomed!