Upon starting of the animation, it is helpful to open simulation properties. Every .1 seconds, a tourist will enter the museum from the door. The $ symbol is a curator who keeps track of the number of tourists entering the museum, which is globally displayed in simulation properties. The tourists will go towards the art. After 200 tourists enter the first room, the door will open and the second floor is open. The tourists will go towards the new art. After 400 tourists, the next floor opens. After 600 tourists, the next floor opens. After the museum fills up and no more space is available, the door will disappear and the museum will close, becoming a disaster. More Information