Sometimes one must pass through the arches of absurdity to get to the serious stuff.
I try attribute photos where possible - some are mine, some aren't. All of my own photos are licensed under the Creative Commons Attribution-Noncommercial-Share Alike 3.0 United States License. (i.e. free to use/alter as long as you don't make money on it and freely share derivatives).
Someone in Bozeman Montana took the time to paint a huge sign explaining how their solar power system works, and I took the time to snap this photo. Community outreach is cool.