The vihuela is a traditional string instrument from Spain, resembling a guitar but with a distinct shape and tuning. It typically has five courses of strings, which are usually made of gut or nylon. The vihuela was popular during the Renaissance and is often associated with Spanish folk music and classical compositions. This instrument played a significant role in the development of guitar music, influencing its design and playing techniques. The vihuela is often used in ensembles and solo performances, showcasing its rich, resonant sound. Today, it remains an important part of Spanish musical heritage.