Silo Corridor A typical wall in the base. Related Similar Images ...based on the tags: rusty... A sign in the desolate cafeteria. This ruined skyway looks like it should be at ground level because of the growth, but it’s actually the second floor of the building. An interesting crane in the back of the machine shop. It seems very light duty, so I am not certain what it was used for. The south wall of the power plant. Its sheet metal skin couldn’t fit around the structure, it seems… note the very strange protruding superstructure. Pocket door and light switches in the upper control room, at the top of the spiral staircase. Two small generators connected to a Frick steam engine. Two counterweighted elevators moved men between the surface, mine, and underground mill. A closeup of one of the winding machines that found itself under a leaky section of roof. This is where the lime would spill out.