Safety is improved by using color as a guide in a 3-phase quick-connect docking panel at a commercial building.
Ties Forward
Ties Forward, in the Sculpture Field at the Arvada Center for the Arts
Granite with lichens
The subtle colors and texture of granite with lichens, Rocky Mountain National Park.
If your screen is large enough, the unscaled original 1100×800 image has sharper detail.
Ice Tray Stalagmites
Ice tray stalagmites.
LED-Illuminated Sculpture #2
Close up of LED-illuminated sculpture at Lumonics, 11 December 2015.