If you are looking for a physical (the building itself), here is the layout and the cursed objects within.
Behind the glass, the monsters wait—thousands of archetypes pulled from every dark corner of the human psyche. They aren't just there to kill; they are there to perform for the sleeping below. Because in this cabin, the only thing more terrifying than the monster you choose is the fact that it was always on the list. index of the cabin in the woods
The facility has run successfully for thousands of years. 2012 is the first failure. Reason: a stoner, a “Virgin” who refuses to die, and a Merman. If you are looking for a physical (the