Knomad Colab's pop-up public light art installations

Knomad Colab is a husband/wife team of light artists who travel the US creating public outdoor art installations, often accompanied by music. Here's a video where they discuss their work:

They note that their work has been made possible through advances in LED lighting technology, allowing for lightweight, battery-powered portable fixtures. You can follow their tour on their website.

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Knomad Colab (via PBS)