In this audio titled "Glissando on Viola 6", you'll notice the unique sound of a viola performing a glissando. A glissando is a glide from one pitch to another, creating a smooth transition between notes. It's a technique often used to add emotion or variety to a musical piece. This particular audio showcases a masterful performance on the viola, a string instrument known for its rich and warm tone. As the glissando is performed, you'll experience a fascinating transformation of sound, as the pitch slides from one note to another seamlessly. The effect is both captivating and melodious, demonstrating the beauty and versatility of the viola.