Blue Sunrise
J Ramón Palacios
 Camera   F100, A mode, Matrix Metering; on Markins M10 ballhead and Manfrotto
 440 tripod
 Lens  17-35mm f/2.8D ED AF-S Nikkor with Nikon L37C filter
 Aperture   f/2.8
 Shutter speed   8 seconds, on self-timer
 Film  Fujichrome Velvia 100F Professional at rated ISO 100
 Date  September 2003
 Location  Whirlpool Lake. Riding Mountain National Park. Manitoba Canada.
 Additional info 
 
For just a few seconds, the sky went from pitch black into deep blue before turning bright but gray under heavy clouds and fog.