Wood Block Floor A steel powder keg serves as a door prop on the static-proof wood core floor. Note the ‘XXX’ marking to the left of the double door. Similar Images ...based on the tags: barrels, black&white, dark, doors, explosives, lights, squares, windows... On the second floor of the kettle building where corn mash was boiled, holes where tanks once sat were everywhere. Almost all of the doors and windows on the ground floor have been boarded, leaving the ground level very dark. I love the big old industrial windows. Bits of pulp hang from a rough grate on the first floor of the plant, which was dark because all of the equipment blocked the light. This is a grate picture. 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. An emergency slide to help workers evacuate the blending house in an emergency. For a short time, CN mounted flood lights atop the abandoned dock. This bedroom built for a tuberculosis patient has been converted into a safe room. These wide spools sit atop the abandoned tracks that lead to the train shed, which was later repurposed into a truck shed.