In this audio piece titled '049255_Viola Glides 7', one can hear the distinctive, rich tones of a viola. The violist skillfully maneuvers through a series of glissandi, a technique where the pitch smoothly glides from one to another, creating a mesmerizing, swooping effect. This piece also incorporates sound effects, resulting in an audio experience that is both immersive and compelling. The viola's resonant string sounds, combined with the fluid movement of glissandi, and the subtle use of sound effects, creates a unique auditory journey that is both soothing and intriguing.