Along the border fence, underground cables connect spotlights, noise and movement sensors, and video cameras to a central control booth  (image by k. flo razowsky)
Along the border fence, underground cables connect spotlights, noise and movement sensors, and video cameras to a central control booth
©k. flo razowsky
lightstalkers.org/k__flo_razowsky | View all images in this gallery | Play slideshow | Feed-icon-10x10-dim Subscribe via RSS
http://walksfree.wordpress.com
http://upagainstthewall2011.wordpress.com/
Icon-previous Icon-next