Flooded Missile Silo Water at the bottom of the silo was perfectly clear. Similar Images ...based on the tags: flooded, pipes, silos, water... One of the underground creeks in Duluth, somewhere under the East Hillside neighborhood. One of the smallest of the many elevators in Thunder Bay, this little elevator held corn for the glucose and starch lines. The working end of the blast furnace, where molten metal would flow like lava out of the furnace… a process called ‘tapping’. The superstructure for the sea-leg skyways serves no purpose now… the offices are bricked up, too. Why? The new concrete workhouse, as seen through chickenwire. In a strange loft next to the brewhouse are these twin kettles, which seem much older than the main kettles in the brewhouse. If there were no other options, operators could climb this ladder from the Communications Room to the surface, after opening two heavy steel hatches, of course. At sunset the light skips from puddle to stagnant puddle across the whole foundry room, playing with the classic sawtooth roof with half-hearted shadows. Thunder Bay Elevator, now stands without a headhouse. Around the silos, a few shacks still stand.