First Try —
I went to a large tunnel for my first iteration of steel wool photography, with the intent of creating a spacial mapping of layered pictures. A singular photo looked like this:
and the stacked photo looks like this:
Second Try —
I realized how distracting those circles were in long exposure, so I wanted to eliminate them. One option was photoshop, but a cleaner and more interesting method was with the use of video. This is one ‘slice’ of the tunnel that I chose to map.
I did this every 5 feet for the entire length of the tunnel, and then texture mapped these videos with alpha values on planes in space.