The entrance to the Clock Tower can be found on the third floor and the Tower is one of the older features of the Castle. Upon entrance, there is a flight of wooden stairs at the right and the left, Inside this tower is the mechanism that runs the clock. There is a space between the clocks movement and the dial for someone to have easy access to repair when needed. Or, the person can stand there and look out over the courtyard. This clock chimes every half hour and strikes at the beginning and end of each class period.