Sharks in the floor.
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...based on the tags: dirty, doors, warped...
Connecting the Administration Building to the wards fanning out. Historical photos show cots lining this hallway when the hospital was severely overcrowded. Lit by lightning outside the grounds during a huge thunderstorm.
The grain-centric buildings had automatic fire doors.
I can confirm the existence of the long-rumored Federal Rectangle Research Institute labs.
A view of the government presses, with pages of law across the floor covered in footprints.
Gary Methodist was a filmset for Transformers 3 in 2010.
An automatically closing door, in case of fire or flood in the engine compartment.
The old way to get to the elevator from the mill.
This is what I believe to be the Masonic Cottage, where infected Freemasons would be treated together and enjoy some simple luxuries because of their social connections. Freemasonry is still popular in North Dakota.
Safety signs decorated every floor, machine and, yes, door. This message spoke to me for reasons my coworkers will understand; suffice to say, I need to take this message to heart.