Mammoth Mine, Mammoth Hill Mammoth Mine overlooks Central City from atop Mammoth Hill. In the distance you can make out Coeur d’Alene Mine (red), which operated from 1885 through 1940. Similar Images ...based on the tags: headframes, houses, mountains, power, roofless, rusty, sheet-metal, vents... One of the smallest of the many elevators in Thunder Bay, this little elevator held corn for the glucose and starch lines. A closeup of a flour chute. A one-of-a-kind installation in Armour’s otherwise gutted engine house. Funny how sensitive modern English speakers have become to gendered language. I doubt the workers here–almost all female–were offended by this posting for ‘Workmen’s Compensation’. The iconic outline of a prairie sentinel. Quintessential rural industrial architecture. Looking out the finishing end of the sintering plant at a network of torched-off catwalks through a maze of rust and asbestos. Paradise. In some places in the mine shops, you can still make out narrow gauge track in the floors. I wish I knew the story of this popcorn-themed boxcar. The the left, the nitrating line in War City. To the right, War City’s sole suburb, Charlestown, IN.