The Viola da gamba is a string instrument popular during the Renaissance and Baroque periods. It has a fretted fingerboard and is played while held between the legs, similar to a cello. The instrument typically has six or seven strings and is known for its warm, rich tone. Viola da gambas come in various sizes, allowing for a range of pitches from bass to treble. They were often used in ensembles and for solo performances, contributing to the development of early classical music. Today, the viola da gamba is still played and appreciated for its unique sound and historical significance.