Light Reign by James Turrell. http://seattlepi.nwsource.com/photos/popup.asp?SubID=1499&page=
15>itle=Summer%20Solstice%202006&css=gtitle.css&pubdate=6/21/2006
Lights of Sydney at night. http://www.smh.com.au/ftimages/2007/03/31/1174761814033.html
Denver City Lights. http://www.dirkpaessler.com/gallery/v/landscapes/colorado/Denver+City+Lights+2.JPG.html
Sky Pesher by James Turrell. http://visualarts.walkerart.org/detail.wac?id=2530&title=Acquisitions
Skyspace by James Turrell. http://blog.buildllc.com/2008/06/23/phoenix-architecture-part-one/