Inter-Furnace Water Tower A massive water tower easily tucks into the shadow of Blast Furnace #6. Related Similar Images ...based on the tags: black&white, water-towers... A few of the stalls in the older section of the roundhouse, the noon sky peeking in. The barracks are being reclaimed by nature. Copper poured from this furnace and was cast by the autocaster on the right into billets. Looking toward a void–formerly a hallway to the mineshaft–now a hole in the ground. I’ve written it before, but I like observing the way buildings change in terms of new windows, bricked up doors, and so on, and thinking of how their forms change to reflect the work inside of them. The whole smelter ran on gravity… elevating the various raw materials and working with them until at the bottom of the furnace, copper poured out. A 5-minute exposure of the tunnel and stars, and even some of Duluth’s city lights bouncing off the clouds. A single off-camera flash in the tunnel gives the effect of an oncoming train. Glowing observation windows–and someone forgot to lock a patient’s door… A late look at the brewhouse, long after the stainless steel tanks were scrapped.