(1)
White Noise/White Light,
Howeler + Yoon Architecture, Athens, Greece, 2004 -- "Semi-flexible fiber-optic strands, arranged in a fading grid, responded to the movement of pedestrians through the field by emitting white noise and white light."
(2)
Shake Pole,
Richard Box, Cumbria, England, 2006 -- "831 fluorescent tubes powered by the electromagnetic field surrounding overhead power lines."
(3)
The Lightning Field,
Walter De Maria, Western New Mexico, 1977 -- "It is comprised of 400 polished stainless steel poles installed in a grid array measuring one mile by one kilometer. The poles -- two inches in diameter and averaging 20 feet and 7½ inches in height -- are spaced 220 feet apart and have solid pointed tips that define a horizontal plane."