The class that is dedicated to the Defense Against the Dark Arts, it is often considered the favorite class among most students.

Blackboard through which Binns enters and exits the room, Has a window through which an owl could enter; the window has thick glass and a narrow ledge. Just up the corridor from Binns' classroom, in the direction of the marble staircase, is a window with a view of Hagrid's cabin.

Up the marble staircase and down a hallway, on the first floor. Her office has a fireplace with a mantelpiece, and the entrance is evidently within easy walking distance of Myrtle's bathroom. The fireplace can be connected to the Floo Network when necessary.