Long exposure photographs of fireflys

http://digitalphoto.cocolog-nifty.com/digitalphoto/cat4164851/index.html

Eric Cahan - Sky Series

http://ericcahan.com/portfolio/sky-series/

Raw Lightscapes - THE BRIGHT NORTHERN LIGHTS OF ICELAND

Raw Lightscapes from Enrique Pacheco on Vimeo.

via: http://thefoxisblack.com/2012/01/12/the-bright-northern-lights-of-iceland/