Fuel Unit Tunnel Rocket propellant and coolant were stored underground adjacent to the missile silo. This is the hallway that connects the missile area to the propellant area. Walking in this area was nice because the floor was dry. Similar Images ...based on the tags: circles, doors, people, tunnels, will... The glow from the city is bright enough to read by. Why the door had to be moved over 2 1/2 feet will remain a mystery. Behind the grand staircase is this beautifully preserved hallway with medieval-style arches and vivid paint. A ruined culvert near Oregon Creek, behind Old Main, the predecessor of the University of Minnesota-Duluth. The generator room was state of the art when it was installed, allowing the complex to use motors and electric lighting ahead of its competitors. The roof compromised, rain water rolls down the main stairway. When Nopeming was affiliated with local farms, it often slaughtered its own livestock. This is the part of the hospital where food would be prepped, below the stage in the Service Building. The belts on these mills have long ben missing. Perhaps this office was for a film studio or music producer.