A theatre organ is a type of pipe organ specifically designed for use in movie theaters during the silent film era. These instruments were built to provide live musical accompaniment, enhancing the cinematic experience with sound effects and melodies. Theatre organs typically feature a wide range of stops and effects, allowing the musician to create various sounds, from orchestral tones to special effects like bird calls or train whistles. The most famous theatre organ is the Wurlitzer, known for its rich sound and versatility. Theatre organs often include multiple keyboards and a pedalboard, enabling skilled organists to perform complex pieces. Today, many theatre organs are preserved in historic venues and are still played in concerts, celebrating their unique place in music history.