Thanks for the tip, Cari V.! This weekend is dedicated to you!
I’ve licensed this blog under a Creative Commons Attribution-ShareAlike license. This allows others to use my work free of charge, as long as I’m given credit and the resulting work is offered under the same license terms. I’m a proponent of Creative Commons generally, but there’s also a practical advantage for me here: Applying this license gives me access to a larger pool of photos to use in my posts.