Celestial Tide: Coming home, I drove through a nearby park and noticed the sky, as a raincloud was rolling in.  I just had to pull over, since I happened to have my wife's camera with me.  Very cool effect, I think.
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/51035768826@N01">Kurt Nordstrom</a> from Ponder, TX, USA
CC BY 2.0
<a rel="nofollow" class="external free" href="https://www.flickr.com/photos/51035768826@N01/442979">https://www.flickr.com/photos/51035768826@N01/442979</a>