this is where advance arithmancy studies classes are conducted.

this is where some students goes to serve his/ her detention, located at the passage of fouls.

some empty classroom left unused on the first floor, with blackboard at the front and dusty table and chairs.

this is where the history of magic is taught, with a giant blackboard covered the wall in front of the classroom, the room has a lot of books on magic history.

here is where students and even school staffs who suffer mishaps and injuries during school year were brought to. the hospital wing is well equipped to deal with all kinds of magical and mundane injuries, from broken limbs to regrowing lost bones. standing adjacent to the hospital wing is the nurses office and sleeping quarter at night.

a bathroom fell into disused because moaning myrtle is haunting it. do not come into here unless you want to be haunted myrtle who was killed by salazar slytherin's basilisk, she is known to have a rather bad temper.

this is where muggle studies classes were held, the room are full with muggle items, still photographs, electric plugs, pen and paper, globe, etc.

this is where the potion professor store his potion ingredients and also vials of potions, some rare and some dangerous. the room is located in the tapestry corridor.

located next to the suspension bridge, it connects the stone bridge tower with the tapestry corridor in the viaduct entrance.