All photos on this site are protected under the Creative Commons Attribution-NonCommercial-ShareAlike license, except for the ones which have people in them. If you want those, you’ll have to get those people’s permission first, which means you’ll have to contact me and tell me what you’re up to. Which I hope you would do anyway. My email address is anything at this domain; I’ll give you higher-resolution copies if you ask nicely.
Here’s a big list of every photo on the site, or you can look at a few collections I’ve grouped together and made schmancy intro graphics for: