Ruined Spiral Stair Another ruined spiral staircase in the mill. Related Similar Images ...based on the tags: black&white, chutes, rusty, spiral-staircases, staircases... This was a living space for the keepers during storms, when it was too dangerous to return to the houses on the point. An original, minimally remodeled bathroom above the cafeteria reminds us what the whole complex once looked like. Taken just after the sun set over Duluth. Don’t you love that green glow? A one-of-a-kind installation in Armour’s otherwise gutted engine house. The steam plant could be vertically traversed with this one-man belt driven elevator. The BOMARC launch buildings are spaced on a large concrete pad that looks like a parking lot. Out of view are underground pipes for fueling and cooling the rocket motors. Blast Furnace 7 as seen from the ore yard. Imagine running up those stairs through blast furnace smoke. For some time, tugboats were stored next to the elevator. Someone had helped themselves to one of the safety posters before my visit.