A system includes one or more computer processors configured to receive structure data for a building, receive location data relating to a plurality of sensors positioned throughout the building, receive data from the sensors, and determine one or more of a safe space within the building and a safe evacuation route through the building as a function of the building structure, the location of the plurality of sensors, and the sensor data. The system further includes a plurality of display units positioned throughout the building and configured to display one or more of a message relating to an event within the building, an instruction on where to proceed in the building, and symbols indicating a direction for evacuation out of the building as a function of one or more of the safe space and the safe evacuation route.