One of the recent topics on the school-discuss listserv has been the identification of unencumbered photo collections. For those not on the list, here is a compilation of some of the sites identified.
– Geek Philosopher
– GIMP Savvy
– Creative Commons Images
– Flickr’s Creative Commons’ Pool
– Buzznet (similar to Flickr)
– The New York Public Library Digital Gallery
– Blue Vertigo
If anyone knows of other good collections, please let me know.