Melchoir’s Tunnel A tunnel connecting the two larger caves in the hill; those that Jacob vented in the rear. The vents are still extant! Related Similar Images ...based on the tags: carvings, rocks, sandstone, shadows, tunnels... The crumbling building barely contained the colors inside of it. These wide spools sit atop the abandoned tracks that lead to the train shed, which was later repurposed into a truck shed. “Roger O.” A rusting disconnect gangway. The smokestack is for a boiler, if I recall. While the stokers are gone, the pipes bringing pulverized coal down were left. A typical summer storm on Lake Superior. This floor of the workhouse had corkscrew conveyors–big augers–in the floor to move material around. Most of the walls that were metal were missing, leaving the concrete structure and open doors. In what used to be a hallway under what used to be a skyway, each with what had conveyor belts for the grain that once was stored here. The fog doesn’t change. Below the factory floor is a network of hallways and tunnels, all flooded with water.