Traditional Musical Instruments from all over the world, page-182

113. Santoor
The Indian santoor instrument is a trapezoid-shaped hammered dulcimer, and a variation of the Iranian Santur. The instrument is generally made of walnut and has 25 bridges. Each bridge has 4 strings, making for a total of 100 strings. It is a traditional instrument in Jammu and Kashmir, and dates back to ancient times.