Located directly below the Great Hall, are the Kitchens. There's one preperation table located directly below each one of the house tables.

The home of the envied Slytherin. Not having changed much, it's still filled with leather sofas and fireplaces charmed to have emerald flames.

The potions classroom is cold, and dank, and smells strongly of must. Ingrediants and the such lines one wall, all in nooks and crannies.