Great case study on the audio and visual work performed on the Simpsons:

The system is broken into sections of the building, such as Extended Queue, Queue, PreShows, Hallways, Holding Rooms, Garages, Ride Vehicles, Domes, Exit Hallways & Exit Ramps. When entering the attraction a guest will be greeted by background music playing in the extended queue and then will find weatherproof LCD screens hanging in the queue line. These monitors are playing a looping queue video and speakers mounted through the queue provide audio for the video.

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