In terms of spirituality, the spiral can represent the path leading from outer consciousness (materialism, external awareness, ego, outward perception) to the inner soul (enlightenment, unseen essence, nirvana, cosmic awareness).
Once there was a mile of rapids on the Grand River. In the 1830s dams were built to contain the river. I imagine the frothy sparkling water dancing all day before the dams came.
Part of my Industrial Landscape series, this painting depicts the towering Market Street plant that looms over the Grand River west of town. It looks scary, but it actually converts waste to energy in the surrounding communities. It is due for an upgrade.