White Pine Mine Ruin These concrete blocks were formed to be solid mounts for machinery. All the metal was scrapped in the late 1990s, leaving these modern ruins. Seagulls love them. Similar Images ...based on the tags: clouds, dirty, reflections, ruins, shadows, sunsets, water... A panoramic view of the sintering plant’s gas plant (?). Everyone who visits must get a picture of these rusty smokestacks! A romance novel left by some worker–lunch break reading–now sits under a grease stick. Call me angsty, but I like it. Found in the Auxiliary Hospital. The end of the monorail in the nitrating house. Watching the sun set behind downtown Detroit is my favorite memory from the building. Giant chunks of cooled slag form an island near Mud Lake. A ruined culvert near Oregon Creek, behind Old Main, the predecessor of the University of Minnesota-Duluth. Taken before the Ford was towed to Duluth for scrapping. The hiking around Central City is beautiful and full of history. Just get a proper topo map!