Tunnel Light The newer tunnels were fitted with these fluorescent lights, although some skylights (block glass embedded in skywalks) let in some natural light during the day. Related Similar Images ...based on the tags: archways, black&white, dark, lights, pipes, shadows, skylights, tunnels... Looking into the main workhouse from the skyway into the annex elevator. But who care? Look at the colors! Perhaps this office was for a film studio or music producer. It was interesting that, even though storms had carried the wooden walkway that stretched under the dock, these piles of spilled taconite remain where they had dropped. This picture tells half the story about the size of half of the complex. For Port Arthur, it’s average, but this would be a fantastically large elevator if it were anywhere else! The factory was utterly vertical. “This way,” then, “No, that way!” The top floor of the condemned Russell Miller mill “B”, which would have housed sets of powerful electric motors to power the plant’s dust collectors and grain purifiers. The pockmarked concrete sign of Substation #2 over the control room that faces the highway. This side of the mill, which abuts the Great Miami River, is much older than the other side of B Street. You can tell it went through many revisions.