Antennae The two antennae are retracted–the position they would be in if the base was under attack. Related Similar Images ...based on the tags: grass, power, sunsets, vents... Looking at The Windy City from the top of the coal tower. The pond you see is the former ACME Coke coal yard. Ava between ammo warehouses and railroads. Electric Steel’s bins reflect the sunset. Near the old slag dump there are the remains of the pouring buckets that received the molten steel from the US Steel blast furnaces, filled to the brim with pig iron. They must be incredibly heavy! This belt-run axle ran a turbine (now gone) to blow fresh air into the mine. Just across the North Dakota border, a rusty Milwaukee Road boxcar sits where it was shoved off the mainline. The grain elevator in the background marks the tracks, which is still used by BNSF. Shadows of the timberwork and cribbing are cast across cracked lake ice. My footprints follow cat tracks. The side of a launcher, with outbuildings in the background. You can see the tracks where the roof would open before launch. The bottom of the tailings boom is rotten. In days when the dredge, floated, gangways connected it to shore, it seemed. You can see the size of the pontoons under the boat here.