The zither is a musical string instrument, most commonly in Slovenia, Austria, Hungary, the southern regions of Germany, alpine Europe and East Asian cultures. The term "citre" is also used more broadly, to describe the entire family of stringed instruments in which the strings don't extend beyond the sounding box, including the hammered dulcimer, psaltery, Appalachian dulcimer, kantele, guzheng, koto, gayageum, đàn tranh, kanun, autoharp, piano, harpsichord, santur, swarmandal, an… (More on Zither)