Casa KOjom Museum of Mayan Music will strike a chord with the music lovers in your group. From unique exhibits to fascinating storytelling, it's an ode to musical history.
You'll have no end of sightseeing choices in Jocotenango. Casa K'Ojom Museum of Mayan Music is a good place to start here, but there are lots of other worthwhile attractions to visit. Casa Santo Domingo Museum, Central Park, and Antigua Guatemala Cathedral are not far from the collection of music memorabilia and and will cap off your day nicely.